commit 00cf8686ed2beef63a86a1b6dea9089fe2c7337f
Author: Éibhear Ó hAnluain <eibhear.geo@gmail.com>
Date:   Mon May 20 09:22:33 2024 +0100

    First cut in new repo

diff --git a/Bluesky.dsl b/Bluesky.dsl
new file mode 100644
index 0000000..4ba34ef
--- /dev/null
+++ b/Bluesky.dsl
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+workspace "Bluesky" "Bluesky architecture" {
+
+    model {
+
+        properties {
+            "structurizr.groupSeparator" "/"
+        }
+
+        socialUser = person "Social Media User" "A regular social media user" typical
+        socialAdmin = person "Social Media Administrator" "The admin of a social media site" adminey
+        socialModerator = person "Social Media Moderator" "The moderator of a social media site" moderation
+
+        genericSocial = softwareSystem "A generic social media site" "A generic Social media site" typical {
+            group genericSocialTypical {
+                genericSocialApp = container "Social App" "Application to access the social media site" "" typical
+                genericSocialDB = container "Social database" "Database of social media service" "" "database,typical"
+                genericSocialAPI = container "Social API" "API for accessing database" "" typical
+            }
+
+            genericSocialAppToGenericSocialDB = genericSocialApp -> genericSocialAPI "Interacts"
+            genericSocialAPIToGenericSocialDB = genericSocialAPI -> genericSocialDB "Read and write"
+
+            socialUserToGenericSocialApp = socialUser -> genericSocialApp "Uses"
+        }
+
+        socialUserToGenericSocial = socialUser -> genericSocial "Enjoys"
+        socialAdminToGenericSocial = socialAdmin -> genericSocial "Manages"
+        socialModeratorToGenericSocial = socialModerator -> genericSocial "Builds trust"
+
+        realisticSocial = softwareSystem "A more realistic social media site" "A more realistic social media site" typical {
+            group realisticSocialTypical {
+                realisticSocialApp = container "Social App" "Application to access the social media site" "" typical
+                realisticSocialAPI = container "Social API" "API for accessing database" "" typical
+                realisticSocialPostsDB = container "Posts database" "Posts, replies, likes, re-posts, follows, media, etc." "" "database,typical"
+            }
+            group realisticSocialModeration {
+                realisticSocialModeratingApp = container "Moderating App" "Application to label posts or users for moderation" "" moderation
+                realisticSocialModerationAPI = container "Social Moderation API" "API for accessing database" "" moderation
+            }
+            group realisticSocialFeeds {
+                realisticSocialFeeds = container "Feed algorithms" "What posts to present, in what order" "" algorithmic
+                realisticSocialFeedDesigner = container "Feed algorithm designer" "Tooling for designing algorithms" "" algorithmic
+                realisticSocialProfileDB = container "User and use profile database" "Public user profiles, network graphs, viewing histories, like histories, demographics, etc." "" "database,algorithmic"
+            }
+
+            realisticSocialAPI -> realisticSocialFeeds "Reads"
+            realisticSocialFeedDesigner -> realisticSocialFeeds "Writes"
+            realisticSocialAPI -> realisticSocialPostsDB "Writes"
+            realisticSocialAPI -> realisticSocialProfileDB "Writes"
+            realisticSocialApp -> realisticSocialAPI "Reads and writes"
+
+            realisticSocialFeeds -> realisticSocialPostsDB "Consumes"
+            realisticSocialFeeds -> realisticSocialProfileDB "Consumes"
+
+            realisticSocialModerationAPI -> realisticSocialPostsDB "Writes"
+            realisticSocialModeratingApp -> realisticSocialModerationAPI "Interacts"
+
+            socialUserToRealisticSocialApp = socialUser -> realisticSocialApp "Uses"
+            socialModeratorToRealisticSocialModeratingApp = socialModerator -> realisticSocialModeratingApp "Labels"
+            socialAdminToRealisticSocialFeedDesigner = socialAdmin -> realisticSocialFeedDesigner "Design feeds"
+        }
+
+        socialUserToRealisticSocial = socialUser -> realisticSocial "Enjoys"
+        socialAdminToRealisticSocial = socialAdmin -> realisticSocial "Manages"
+        socialModeratorToRealisticSocial = socialModerator -> realisticSocial "Builds trust"
+
+        federatedSocial1User = person "User of a federated service" "User of a federated service" typical
+        federatedSocial1Admin = person "Administrator of a federated service" "Administrator of a federated service" adminey
+
+        federatedSocial2User = person "User of another federated service" "User of a federated service" typical
+        federatedSocial2Admin = person "Administrator of another federated service" "Administrator of a federated service" adminey
+
+        federatedSocial3User = person "User of a third federated service" "User of a federated service" typical
+        federatedSocial3Admin = person "Administrator of a third federated service" "Administrator of a federated service" adminey
+
+        federatedSocial4User = person "User of a fourth federated service" "User of a federated service" typical
+        federatedSocial4Admin = person "Administrator of a fourth federated service" "Administrator of a federated service" adminey
+
+        federatedSocial1 = softwareSystem "A federated social media site" "A federated social media site" federation {
+            group federatedSocial1Typical {
+                federatedSocial1App = container "Social App" "Application to access the social media site" "" typical
+                federatedSocial1API = container "Social API" "API for accessing database" "" typical
+                federatedSocial1PostsDB = container "Posts database" "Posts, replies, likes, re-posts, follows, media, etc." "" "database,typical"
+            }
+            group federatedSocial1Moderation {
+                federatedSocial1ModeratingApp = container "Moderating App" "Application to label posts or users for moderation" "" moderation
+                federatedSocial1ModerationAPI = container "Social Moderation API" "API for accessing database" "" moderation
+            }
+
+            group federatedSocial1Federation {
+                federatedSocial1Federation = container "Federation" "Shares posts with other federated services" "" federation
+                federatedSocial1FederationAPI = container "Federation API" "Takes posts from other federated services" "" federation
+                federatedSocial1FederatedPostsDB = container "Federated Posts database" "Posts and related metadata from other" "" "database,federation"
+            }
+
+            federatedSocial1Federation -> federatedSocial1PostsDB "Reads"
+            federatedSocial1FederationAPI -> federatedSocial1FederatedPostsDB "Writes"
+            federatedSocial1API -> federatedSocial1PostsDB "Reads and writes"
+            federatedSocial1API -> federatedSocial1FederatedPostsDB "Reads"
+            federatedSocial1App -> federatedSocial1API "Reads and writes"
+
+            federatedSocial1ModerationAPI -> federatedSocial1PostsDB "Writes"
+            federatedSocial1ModerationAPI -> federatedSocial1FederatedPostsDB "Writes"
+            federatedSocial1ModeratingApp -> federatedSocial1ModerationAPI "Interacts"
+
+            federatedSocial1UserToFederatedSocial1App = federatedSocial1User -> federatedSocial1App "Uses"
+            federatedSocial1AdminToFederatedSocial1ModeratingApp = federatedSocial1Admin -> federatedSocial1ModeratingApp "Labels"
+        }
+
+        federatedSocial1UserToFederatedSocial1 = federatedSocial1User -> federatedSocial1 "Enjoys"
+        federatedSocial1AdminToFederatedSocial1Admin = federatedSocial1Admin -> federatedSocial1 "Manages"
+        federatedSocial1AdminToFederatedSocial1Moderates = federatedSocial1Admin -> federatedSocial1 "Builds trust"
+
+        federatedSocial2 = softwareSystem "Another federated social media site" "A federated social media site" federation {
+            group federatedSocial2Typical {
+                federatedSocial2App = container "Social App" "Application to access the social media site" "" typical
+                federatedSocial2API = container "Social API" "API for accessing database" "" typical
+                federatedSocial2PostsDB = container "Posts database" "Posts, replies, likes, re-posts, follows, media, etc." "" "database,typical"
+            }
+            group federatedSocial2Moderation {
+                federatedSocial2ModeratingApp = container "Moderating App" "Application to label posts or users for moderation" "" moderation
+                federatedSocial2ModerationAPI = container "Social Moderation API" "API for accessing database" "" moderation
+            }
+
+            group federatedSocial2Federation {
+                federatedSocial2Federation = container "Federation" "Shares posts with other federated services" "" federation
+                federatedSocial2FederationAPI = container "Federation API" "Takes posts from other federated services" "" federation
+                federatedSocial2FederatedPostsDB = container "Federated Posts database" "Posts and related metadata from other" "" "database,federation"
+            }
+
+            federatedSocial2Federation -> federatedSocial2PostsDB "Reads"
+            federatedSocial2FederationAPI -> federatedSocial2PostsDB "Writes"
+            federatedSocial2API -> federatedSocial2PostsDB "Reads and writes"
+            federatedSocial2API -> federatedSocial2FederatedPostsDB "Reads"
+            federatedSocial2App -> federatedSocial2API "Reads and writes"
+
+            federatedSocial2ModerationAPI -> federatedSocial2PostsDB "Writes"
+            federatedSocial2ModerationAPI -> federatedSocial2FederatedPostsDB "Writes"
+            federatedSocial2ModeratingApp -> federatedSocial2ModerationAPI "Interacts"
+
+            socialUserToFederatedSocial2App = socialUser -> federatedSocial2App "Uses"
+            socialAdminToFederatedSocial2ModeratingApp = socialAdmin -> federatedSocial2ModeratingApp "Labels"
+        }
+
+        federatedSocial2UserToFederatedSocial2 = federatedSocial2User -> federatedSocial2 "Enjoys"
+        federatedSocial2AdminToFederatedSocial2Admin = federatedSocial2Admin -> federatedSocial2 "Manages"
+        federatedSocial2AdminToFederatedSocial2Moderates = federatedSocial2Admin -> federatedSocial2 "Builds trust"
+
+        federatedSocial3 = softwareSystem "A third federated social media site" "A federated social media site" federation {
+            group federatedSocial3Typical {
+                federatedSocial3App = container "Social App" "Application to access the social media site" "" typical
+                federatedSocial3API = container "Social API" "API for accessing database" "" typical
+                federatedSocial3PostsDB = container "Posts database" "Posts, replies, likes, re-posts, follows, media, etc." "" "database,typical"
+            }
+            group federatedSocial3Moderation {
+                federatedSocial3ModeratingApp = container "Moderating App" "Application to label posts or users for moderation" "" moderation
+                federatedSocial3ModerationAPI = container "Social Moderation API" "API for accessing database" "" moderation
+            }
+
+            group federatedSocial3Federation {
+                federatedSocial3Federation = container "Federation" "Shares posts with other federated services" "" federation
+                federatedSocial3FederationAPI = container "Federation API" "Takes posts from other federated services" "" federation
+                federatedSocial3FederatedPostsDB = container "Federated Posts database" "Posts and related metadata from other" "" "database,federation"
+            }
+
+            federatedSocial3Federation -> federatedSocial3PostsDB "Reads"
+            federatedSocial3FederationAPI -> federatedSocial3PostsDB "Writes"
+            federatedSocial3API -> federatedSocial3PostsDB "Reads and writes"
+            federatedSocial3API -> federatedSocial3FederatedPostsDB "Reads"
+            federatedSocial3App -> federatedSocial3API "Reads and writes"
+
+            federatedSocial3ModerationAPI -> federatedSocial3PostsDB "Writes"
+            federatedSocial3ModerationAPI -> federatedSocial3FederatedPostsDB "Writes"
+            federatedSocial3ModeratingApp -> federatedSocial3ModerationAPI "Interacts"
+
+            socialUserToFederatedSocial3App = socialUser -> federatedSocial3App "Uses"
+            socialAdminToFederatedSocial3ModeratingApp = socialAdmin -> federatedSocial3ModeratingApp "Labels"
+        }
+
+        federatedSocial3UserToFederatedSocial3 = federatedSocial3User -> federatedSocial3 "Enjoys"
+        federatedSocial3AdminToFederatedSocial3Admin = federatedSocial3Admin -> federatedSocial3 "Manages"
+        federatedSocial3AdminToFederatedSocial3Moderates = federatedSocial3Admin -> federatedSocial3 "Builds trust"
+
+        federatedSocial4 = softwareSystem "A fourth federated social media site" "A federated social media site" federation {
+            group federatedSocial4Typical {
+                federatedSocial4App = container "Social App" "Application to access the social media site" "" typical
+                federatedSocial4API = container "Social API" "API for accessing database" "" typical
+                federatedSocial4PostsDB = container "Posts database" "Posts, replies, likes, re-posts, follows, media, etc." "" "database,typical"
+            }
+            group federatedSocial4Moderation {
+                federatedSocial4ModeratingApp = container "Moderating App" "Application to label posts or users for moderation" "" moderation
+                federatedSocial4ModerationAPI = container "Social Moderation API" "API for accessing database" "" moderation
+            }
+
+            group federatedSocial4Federation {
+                federatedSocial4Federation = container "Federation" "Shares posts with other federated services" "" federation
+                federatedSocial4FederationAPI = container "Federation API" "Takes posts from other federated services" "" federation
+                federatedSocial4FederatedPostsDB = container "Federated Posts database" "Posts and related metadata from other" "" "database,federation"
+            }
+
+            federatedSocial4Federation -> federatedSocial4PostsDB "Reads"
+            federatedSocial4FederationAPI -> federatedSocial4PostsDB "Writes"
+            federatedSocial4API -> federatedSocial4PostsDB "Reads and writes"
+            federatedSocial4API -> federatedSocial4FederatedPostsDB "Reads"
+            federatedSocial4App -> federatedSocial4API "Reads and writes"
+
+            federatedSocial4ModerationAPI -> federatedSocial4PostsDB "Writes"
+            federatedSocial4ModerationAPI -> federatedSocial4FederatedPostsDB "Writes"
+            federatedSocial4ModeratingApp -> federatedSocial4ModerationAPI "Interacts"
+
+            socialUserToFederatedSocial4App = socialUser -> federatedSocial4App "Uses"
+            socialAdminToFederatedSocial4ModeratingApp = socialAdmin -> federatedSocial4ModeratingApp "Labels"
+        }
+
+        federatedSocial4UserToFederatedSocial4 = federatedSocial4User -> federatedSocial4 "Enjoys"
+        federatedSocial4AdminToFederatedSocial4Admin = federatedSocial4Admin -> federatedSocial4 "Manages"
+        federatedSocial4AdminToFederatedSocial4Moderates = federatedSocial4Admin -> federatedSocial4 "Builds trust"
+
+        federatedSocial1Federation -> federatedSocial2FederationAPI "Sends"
+        federatedSocial1Federation -> federatedSocial3FederationAPI "Sends"
+        federatedSocial1Federation -> federatedSocial4FederationAPI "Sends"
+        federatedSocial2Federation -> federatedSocial1FederationAPI "Sends"
+        federatedSocial2Federation -> federatedSocial3FederationAPI "Sends"
+        federatedSocial2Federation -> federatedSocial4FederationAPI "Sends"
+        federatedSocial3Federation -> federatedSocial1FederationAPI "Sends"
+        federatedSocial3Federation -> federatedSocial2FederationAPI "Sends"
+        federatedSocial3Federation -> federatedSocial4FederationAPI "Sends"
+        federatedSocial4Federation -> federatedSocial1FederationAPI "Sends"
+        federatedSocial4Federation -> federatedSocial2FederationAPI "Sends"
+        federatedSocial4Federation -> federatedSocial3FederationAPI "Sends"
+
+        typicalBlueskyUser1 = person "Bluesky User 1" "A typical user of Bluesky, @user1.bsky.social" typical
+        typicalBlueskyUser2 = person "Bluesky User 2" "Another typical user of Bluesky, @user2.bsky.social" typical
+        otherIDBlueskyUser1 = person "Bluesky User at example.com" "A Bluesky user with ID @user.example.com" federation
+        otherIDBlueskyUser2 = person "Bluesky User at example.me" "A Bluesky user with ID @user.example.me" federation
+
+        blueskyStaffMemberAsAdmin = person "A Bluesky admin" "A member of Bluesky staff operating as an admin" algorithmic
+        blueskyStaffMemberAsModerator = person "A Bluesky moderator" "A member of Bluesky staff operating as a moderator" moderation
+
+        externalBlueskyModerator1 = person "An external Bluesky moderator" "An external labeller" moderation
+
+        group controlledByBluesky {
+            centralBluesky = softwareSystem "Central Bluesky" "The original Bluesky implementation" atproto {
+                group blueskyTypical {
+                    centralBlueskyAppView = container "Central Bluesky App View" "A view into the network for users" "" typical
+                    group Entryway {
+                        centralBlueskyPDS1 = container "Central Bluesky PDS" "A Personal Data Server in the Bluesky-hosted environment." "" "database,typical"
+                        centralBlueskyPDS2 = container "Central Bluesky PDS 2" "Another Personal Data Server in the Bluesky-hosted environment." "" "database,typical"
+                        centralBlueskyPDS3 = container "Central Bluesky PDS 3" "A third Personal Data Server in the Bluesky-hosted environment." "" "database,typical"
+                    }
+                    centralBlueskyIdentityResolver = container "Central Bluesky ID resolver" "Identity resolver for @<user>.bsky.social users" "" typical
+                }
+
+                group blueskyModeration {
+                    centralBlueskyModeration = container "Central Bluesky moderation" "The network's initial, and non-optional, labelling and moderation service" "" moderation
+                }
+
+                group blueskyFeeds {
+                    centralBlueskyFeeds = container "Central Bluesky feeds generation" "A service providing subscribable algorithmic feeds" "" algorithmic
+                }
+
+                centralBlueskyAppViewToCentralBlueskyIdentityResolver = centralBlueskyAppView -> centralBlueskyIdentityResolver "Validates"
+
+                centralBlueskyAppViewToCentralBlueskyPDS1 = centralBlueskyAppView -> centralBlueskyPDS1 "App View reads and writes"
+                centralBlueskyAppViewToCentralBlueskyPDS2 = centralBlueskyAppView -> centralBlueskyPDS2 "App View reads and writes"
+                centralBlueskyAppViewToCentralBlueskyPDS3 = centralBlueskyAppView -> centralBlueskyPDS3 "App View reads and writes"
+
+                centralBlueskyAppViewToCentralBlueskyFeeds = centralBlueskyAppView -> centralBlueskyFeeds "App View reads"
+                centralBlueskyAppViewToCentralBlueskyModeration = centralBlueskyAppView -> centralBlueskyModeration "App View reads"
+
+                centralBlueskyFeedsToCentralBlueskyPDS1 = centralBlueskyFeeds -> centralBlueskyPDS1 "Feeds reads"
+                centralBlueskyFeedsToCentralBlueskyPDS2 = centralBlueskyFeeds -> centralBlueskyPDS2 "Feeds reads"
+                centralBlueskyFeedsToCentralBlueskyPDS3 = centralBlueskyFeeds -> centralBlueskyPDS3 "Feeds reads"
+                centralBlueskyFeedsToCentralBlueskyModeration = centralBlueskyFeeds -> centralBlueskyModeration "Feeds reads"
+
+                centralBlueskyModerationToCentralBlueskyPDS1 = centralBlueskyModeration -> centralBlueskyPDS1 "Moderation reads"
+                centralBlueskyModerationToCentralBlueskyPDS2 = centralBlueskyModeration -> centralBlueskyPDS2 "Moderation reads"
+                centralBlueskyModerationToCentralBlueskyPDS3 = centralBlueskyModeration -> centralBlueskyPDS3 "Moderation reads"
+
+                typicalBlueskyUser1ToCentralBlueskyIdentityResolver = typicalBlueskyUser1 -> centralBlueskyIdentityResolver "Registers"
+                typicalBlueskyUser2ToCentralBlueskyIdentityResolver = typicalBlueskyUser2 -> centralBlueskyIdentityResolver "Registers"
+
+                typicalBlueskyUser1ToCentralBlueskyAppView = typicalBlueskyUser1 -> centralBlueskyAppView "Uses"
+                typicalBlueskyUser2ToCentralBlueskyAppView = typicalBlueskyUser2 -> centralBlueskyAppView "Uses"
+                otherIDBlueskyUser1ToCentralBlueskyAppView = otherIDBlueskyUser1 -> centralBlueskyAppView "Uses"
+                otherIDBlueskyUser2ToCentralBlueskyAppView = otherIDBlueskyUser2 -> centralBlueskyAppView "Uses"
+
+                blueskyStaffMemberAsAdminToCentralBlueskyFeeds = blueskyStaffMemberAsAdmin -> centralBlueskyFeeds "Creates"
+                blueskyStaffMemberAsModeratorToCentralBlueskyModeration = blueskyStaffMemberAsModerator -> centralBlueskyModeration "Labels"
+            }
+
+            blueskyAppView = softwareSystem "Bluesky's App View" "Bluesky's App View implementation as a separate application" typical {
+                blueskyAppViewApp = container "Bluesky's App View Application" "An App View app for the user" "Web Application" typical
+                blueskyAppViewAPI = container "Bluesky's App View API" "An API, for use by third-party applications and bots" "" typical
+                blueskyAppViewServices = container "Bluesky's App View Services" "Data retrieval services" "" typical
+                blueskyAppViewIndex = container "Bluesky's App View Index" "Index of posts and related data" "" typical
+
+                blueskyAppViewApp -> blueskyAppViewAPI "Accesses"
+                blueskyAppViewAPI -> blueskyAppViewServices "Consumes"
+                blueskyAppViewServices -> blueskyAppViewIndex "Consults"
+            }
+
+            blueskyRelay = softwareSystem "A Bluesky Relay" "A service making available all data in the bluesky network" atproto {
+                blueskyRelayAPI = container "Relay API" "An API for writing to and reading from the Relay" "" atproto
+                blueskyRelayDB = container "Relay database" "The database holding metadata of all posts" "" "database,atproto"
+
+                blueskyRelayAPI -> blueskyRelayDB "Reads and writes"
+            }
+
+            blueskyFeedsGenerator = softwareSystem "Bluesky's Feed Generation" "A service building and exposing algorithmic feeds" algorithmic {
+                blueskyFeedsGeneratorApp = container "Feed generator App" "An application for building algorithmic feeds" "" algorithmic
+                blueskyFeedsGeneratorAPI = container "Feed generator API" "An API for accessing algorithmic feeds" "" algorithmic
+                blueskyFeedsGeneratorService = container "Feed generator data capture service" "The database holding details of the algorithmic feeds" "" algorithmic
+                blueskyFeedsGeneratorDB = container "Feed generator database" "The database holding details of the algorithmic feeds" "" "database,algorithmic"
+
+                blueskyFeedsGeneratorApp -> blueskyFeedsGeneratorAPI "For management"
+                blueskyFeedsGeneratorAPI -> blueskyFeedsGeneratorService "Consumes"
+                blueskyFeedsGeneratorService -> blueskyFeedsGeneratorDB "Writes"
+            }
+
+            blueskyModeration = softwareSystem "Bluesky Moderation" "An independent service building and exposing moderation decisions" moderation {
+                blueskyModerationApp = container "Moderation labelling app" "An application for labelling items" "" moderation
+                blueskyModerationAPI = container "Moderation API" "An API for accessing decisions and for applying labels" "" moderation
+                blueskyModerationService = container "Moderation data capture service" "Service to provide access to posts for moderation actions" "" moderation
+                blueskyModerationDB = container "Moderation decisions database" "The database holding details of the moderation decisions" "" "database,moderation"
+
+                blueskyModerationApp -> blueskyModerationAPI "For management"
+                blueskyModerationAPI -> blueskyModerationService "Consumes"
+                blueskyModerationService -> blueskyModerationDB "Writes"
+            }
+        }
+
+        typicalBlueskyUser1ToCentralBluesky = typicalBlueskyUser1 -> centralBluesky "Enjoys"
+        typicalBlueskyUser2ToCentralBluesky = typicalBlueskyUser2 -> centralBluesky "Enjoys"
+        otherIDBlueskyUser1ToCentralBluesky = otherIDBlueskyUser1 -> centralBluesky "Enjoys"
+        otherIDBlueskyUser2ToCentralBluesky = otherIDBlueskyUser2 -> centralBluesky "Enjoys"
+        blueskyStaffMemberAsAdminToCentralBluesky = blueskyStaffMemberAsAdmin -> centralBluesky "Manages"
+        blueskyStaffMemberAsModeratorToCentralBluesky = blueskyStaffMemberAsModerator -> centralBluesky "Builds trust"
+        typicalBlueskyUser1 -> blueskyAppViewApp "Uses"
+        typicalBlueskyUser2 -> blueskyAppViewApp "Uses"
+        blueskyAppViewServicesToCentralBlueskyPDS1 = blueskyAppViewServices -> centralBlueskyPDS1 "Reads and writes"
+        blueskyAppViewServicesToCentralBlueskyPDS2 = blueskyAppViewServices -> centralBlueskyPDS2 "Reads and writes"
+        blueskyAppViewServicesToCentralBlueskyPDS3 = blueskyAppViewServices -> centralBlueskyPDS3 "Reads and writes"
+        blueskyAppViewServices -> centralBlueskyFeeds "Reads"
+        blueskyAppViewServices -> centralBlueskyModeration "Reads"
+
+        group controlledBySelfHosters {
+            independentExampleComIDSystem = softwareSystem "External Identity Management for example.com users" "An external system for managing user identities in example.com" atproto {
+                independentExampleComIdentityResolver = container "External ID resolver" "Identity resolver for @<user>.example.com users" ".well-known" typical
+
+                otherIDBlueskyUser1ToIndependentExampleComIdentityResolver = otherIDBlueskyUser1 -> independentExampleComIdentityResolver "Registers"
+            }
+
+            independentExampleMeIDSystem = softwareSystem "External Identity Management for example.me users" "An external system for managing user identities in example.me" atproto {
+                independentExampleMeIdentityResolver = container "External ID resolver" "Identity resolver for @<user>.example.me users" "DNS TXT" typical
+
+                otherIDBlueskyUser2ToIndependentExampleMeIdentityResolver = otherIDBlueskyUser2 -> independentExampleMeIdentityResolver "Registers"
+            }
+
+            independentPDS1 = softwareSystem "A selfhosted PDS" "A Personal Data Server hosted and maintain by the Bluesky user" atproto {
+                independentPDS1PDSAPI = container "PDS API" "The API to access the Personal Data Server for @<user>.example.social." "" typical
+                independentPDS1PDSService = container "PDS publish service" "A service to publish activity into the PDS to the Relay" "" typical
+                independentPDS1PDSDB = container "PDS DB" "The database for the Personal Data Server for @<user>.example.social." "" "database,typical"
+
+                independentPDS1PDSAPI -> independentPDS1PDSDB "API Reads and writes"
+                independentPDS1PDSService -> independentPDS1PDSDB "Reads"
+            }
+
+            independentPDS2 = softwareSystem "Another selfhosted PDS" "A Personal Data Server hosted and maintain by the Bluesky user" atproto {
+                independentPDS2PDSAPI = container "PDS 2 API" "The API to access the Personal Data Server." "" typical
+                independentPDS2PDSService = container "PDS 2 publish service" "A service to publish activity into the PDS to the Relay" "" typical
+                independentPDS2PDSDB = container "PDS 2 DB" "The database for the Personal Data Server." "" "database,typical"
+
+                independentPDS2PDSAPI -> independentPDS2PDSDB "API Reads and writes"
+                independentPDS2PDSService -> independentPDS2PDSDB "Reads"
+            }
+
+            independentAppView = softwareSystem "An Independent App View" "Bluesky's App View implementation as a separate application" typical {
+                independentAppViewApp = container "An Independent App View Application" "An App View app for the user" "Web Application" typical
+                independentAppViewAPI = container "An Independent App View API" "An API, for use by third-party applications and bots" "" typical
+                independentAppViewServices = container "An Independent App View Services" "Data retrieval services" "" typical
+                independentAppViewIndex = container "An Independent App View Index" "Index of posts and related data" "" typical
+
+                independentAppViewApp -> independentAppViewAPI "Accesses"
+                independentAppViewAPI -> independentAppViewServices "Consumes"
+                independentAppViewServices -> independentAppViewIndex "Consults"
+            }
+
+            independentFeedGenerator = softwareSystem "Independent Feed Generation" "An independent service building and exposing algorithmic feeds" algorithmic {
+                independentFeedGeneratorApp = container "Feed generator App" "An application for building algorithmic feeds" "" algorithmic
+                independentFeedGeneratorAPI = container "Feed generator API" "An API for accessing algorithmic feeds" "" algorithmic
+                independentFeedGeneratorService = container "Feed generator data capture service" "The database holding details of the algorithmic feeds" "" algorithmic
+                independentFeedGeneratorDB = container "Feed generator database" "The database holding details of the algorithmic feeds" "" "database,algorithmic"
+
+                independentFeedGeneratorApp -> independentFeedGeneratorAPI "For management"
+                independentFeedGeneratorAPI -> independentFeedGeneratorService "Consumes"
+                independentFeedGeneratorService -> independentFeedGeneratorDB "Writes"
+            }
+
+            independentModeration = softwareSystem "Independent Moderation" "An independent service building and exposing moderation decisions" moderation {
+                independentModerationApp = container "Moderation labelling app" "An application for labelling items" "" moderation
+                independentModerationAPI = container "Moderation API" "An API for accessing decisions and for applying labels" "" moderation
+                independentModerationService = container "Moderation data capture service" "Service to provide access to posts for moderation actions" "" moderation
+                independentModerationDB = container "Moderation decisions database" "The database holding details of the moderation decisions" "" "database,moderation"
+
+                independentModerationApp -> independentModerationAPI "For management"
+                independentModerationAPI -> independentModerationService "Consumes"
+                independentModerationService -> independentModerationDB "Writes"
+            }
+        }
+
+        group genericBSkyServices {
+            genericBSkyIDSystem = softwareSystem "Generic Bluesky Identity Management for users" "A generic system for managing user identities for the AT Protocol" atproto {
+                genericBSkyIdentityResolver = container "Independent ID resolver" "Identity resolver for" "DNS TXT or .well-known" atproto
+            }
+
+            genericFeedGenerator = softwareSystem "Generic Feed Generation" "An generic service building and exposing algorithmic feeds" algorithmic {
+                genericFeedGeneratorApp = container "Feed generator App" "An application for building algorithmic feeds" "" algorithmic
+                genericFeedGeneratorAPI = container "Feed generator API" "An API for accessing algorithmic feeds" "" algorithmic
+                genericFeedGeneratorService = container "Feed generator data capture service" "The database holding details of the algorithmic feeds" "" algorithmic
+                genericFeedGeneratorDB = container "Feed generator database" "The database holding details of the algorithmic feeds" "" "database,algorithmic"
+
+                genericFeedGeneratorApp -> genericFeedGeneratorAPI "For management"
+                genericFeedGeneratorAPI -> genericFeedGeneratorService "Consumes"
+                genericFeedGeneratorService -> genericFeedGeneratorDB "Writes"
+            }
+
+            genericAppView = softwareSystem "A Generic App View" "Bluesky's App View implementation as a separate application" typical {
+                genericAppViewApp = container "A Generic App View Application" "An App View app for the user" "Web Application" typical
+                genericAppViewAPI = container "A Generic App View API" "An API, for use by third-party applications and bots" "" typical
+                genericAppViewServices = container "A Generic App View Services" "Data retrieval services" "" typical
+                genericAppViewIndex = container "A Generic App View Index" "Index of posts and related data" "" typical
+
+                genericAppViewApp -> genericAppViewAPI "Accesses"
+                genericAppViewAPI -> genericAppViewServices "Consumes"
+                genericAppViewServices -> genericAppViewIndex "Consults"
+            }
+
+            genericPDS = softwareSystem "A generic PDS" "A Personal Data Server hosted and maintain by the Bluesky user" atproto {
+                genericPDSPDSAPI = container "PDS API" "The API to access the Personal Data Server for @<user>.example.social." "" typical
+                genericPDSPDSService = container "PDS publish service" "A service to publish activity into the PDS to the Relay" "" typical
+                genericPDSPDSDB = container "PDS DB" "The database for the Personal Data Server for @<user>.example.social." "" "database,typical"
+
+                genericPDSPDSAPI -> genericPDSPDSDB "API Reads and writes"
+                genericPDSPDSService -> genericPDSPDSDB "Reads"
+            }
+        }
+        // AppView reads from moderation API
+        genericAppViewServices -> blueskyModerationAPI "App View reads"
+        genericAppViewServices -> independentModerationAPI "App View reads"
+        // Moderatory uses the app
+        blueskyStaffMemberAsModerator -> blueskyModerationApp "Labels"
+        externalBlueskyModerator1 -> independentModerationApp "Labels"
+        // Moderation reads the relay (not the PDS!)
+        blueskyModerationService -> blueskyRelayAPI "Reads and writes"
+        independentModerationService -> blueskyRelayAPI "Reads and writes"
+
+        typicalBlueskyUser1 -> independentAppViewApp "Uses"
+        typicalBlueskyUser2 -> independentAppViewApp "Uses"
+        independentAppViewServicesToCentralBlueskyPDS1 = independentAppViewServices -> centralBlueskyPDS1 "Reads and writes"
+        independentAppViewServicesToCentralBlueskyPDS2 = independentAppViewServices -> centralBlueskyPDS2 "Reads and writes"
+        independentAppViewServicesToCentralBlueskyPDS3 = independentAppViewServices -> centralBlueskyPDS3 "Reads and writes"
+        independentAppViewServices -> centralBlueskyFeeds "Reads"
+        independentAppViewServices -> centralBlueskyModeration "Reads"
+        typicalBlueskyUser1 -> genericAppViewApp "Uses"
+        typicalBlueskyUser2 -> genericAppViewApp "Uses"
+        genericAppViewServicesToCentralBlueskyPDS1 = genericAppViewServices -> centralBlueskyPDS1 "Reads and writes"
+        genericAppViewServicesToCentralBlueskyPDS2 = genericAppViewServices -> centralBlueskyPDS2 "Reads and writes"
+        genericAppViewServicesToCentralBlueskyPDS3 = genericAppViewServices -> centralBlueskyPDS3 "Reads and writes"
+        genericAppViewServices -> centralBlueskyFeeds "Reads"
+        genericAppViewServices -> centralBlueskyModeration "Reads"
+        centralBlueskyAppViewToIndependentExampleComIdentityResolver = centralBlueskyAppView -> independentExampleComIdentityResolver "Validates"
+
+        centralBlueskyAppViewToIndependentExampleMeIdentityResolver = centralBlueskyAppView -> independentExampleMeIdentityResolver "Validates"
+        typicalBlueskyUser1ToGenericBSkyIdentityResolver = typicalBlueskyUser1 -> genericBSkyIdentityResolver "Registers"
+        typicalBlueskyUser2ToGenericBSkyIdentityResolver = typicalBlueskyUser2 -> genericBSkyIdentityResolver "Registers"
+        centralBlueskyAppViewToGenericBSkyIdentityResolver = centralBlueskyAppView -> genericBSkyIdentityResolver "Validates"
+
+        independentPDS1BlueskyUser1 = person "Own PDS Bluesky user"  "A Bluesky user hosting their own PDS" federation
+
+        independentPDS1BlueskyUser1 -> blueskyAppViewApp "Uses"
+        independentPDS1BlueskyUser1 -> independentAppViewApp "Uses"
+        independentPDS1BlueskyUser1 -> genericAppViewApp "Uses"
+        independentPDS1BlueskyUser1 -> independentPDS1 "Manages"
+        blueskyAppViewServices -> independentPDS1PDSAPI "Writes"
+        independentAppViewServices -> independentPDS1PDSAPI "Writes"
+        genericAppViewServices -> independentPDS1PDSAPI "Writes"
+        centralBlueskyAppView -> independentPDS1PDSAPI "App View writes"
+
+        independentPDS1BlueskyUser1 -> genericPDS "Manages"
+        blueskyAppViewServices -> genericPDSPDSAPI "Writes"
+        independentAppViewServices -> genericPDSPDSAPI "Writes"
+        genericAppViewServices -> genericPDSPDSAPI "Writes"
+        centralBlueskyAppView -> genericPDSPDSAPI "App View writes"
+
+        independentPDS2BlueskyUser1 = person "Another Own PDS Bluesky user" "A Bluesky user hosting their own PDS" federation
+
+        independentPDS2BlueskyUser1 -> blueskyAppViewApp "Uses"
+        independentPDS2BlueskyUser1 -> independentAppViewApp "Uses"
+        independentPDS2BlueskyUser1 -> genericAppViewApp "Uses"
+        independentPDS2BlueskyUser1 -> independentPDS2 "Manages"
+        blueskyAppViewServices -> independentPDS2PDSAPI "Writes"
+        independentAppViewServices -> independentPDS2PDSAPI "Writes"
+        genericAppViewServices -> independentPDS2PDSAPI "Writes"
+        centralBlueskyAppView -> independentPDS2PDSAPI "App View writes"
+
+        externalBlueskyAlgorithmBuilder = person "A feed builder" "An external feed/algorithm builder" algorithmic
+
+        independentFeedGeneratorServiceToCentralBlueskyPDS1 = independentFeedGeneratorService -> centralBlueskyPDS1 "Reads"
+        independentFeedGeneratorServiceToCentralBlueskyPDS2 = independentFeedGeneratorService -> centralBlueskyPDS2 "Reads"
+        independentFeedGeneratorServiceToCentralBlueskyPDS3 = independentFeedGeneratorService -> centralBlueskyPDS3 "Reads"
+        genericFeedGeneratorServiceToCentralBlueskyPDS1 = genericFeedGeneratorService -> centralBlueskyPDS1 "Reads"
+        genericFeedGeneratorServiceToCentralBlueskyPDS2 = genericFeedGeneratorService -> centralBlueskyPDS2 "Reads"
+        genericFeedGeneratorServiceToCentralBlueskyPDS3 = genericFeedGeneratorService -> centralBlueskyPDS3 "Reads"
+        blueskyFeedsGeneratorServiceToCentralBlueskyPDS1 = blueskyFeedsGeneratorService -> centralBlueskyPDS1 "Reads"
+        blueskyFeedsGeneratorServiceToCentralBlueskyPDS2 = blueskyFeedsGeneratorService -> centralBlueskyPDS2 "Reads"
+        blueskyFeedsGeneratorServiceToCentralBlueskyPDS3 = blueskyFeedsGeneratorService -> centralBlueskyPDS3 "Reads"
+        centralBlueskyAppViewToIndependentFeedGeneratorAPI = centralBlueskyAppView -> independentFeedGeneratorAPI "App View reads"
+        blueskyAppViewServices -> independentFeedGeneratorAPI "App View reads"
+        externalBlueskyAlgorithmBuilder -> independentFeedGeneratorApp "Creates and manages feeds"
+        centralBlueskyAppViewToGenericFeedGeneratorAPI = centralBlueskyAppView -> genericFeedGeneratorAPI "App View reads"
+        blueskyAppViewServices -> genericFeedGeneratorAPI "App View reads"
+        externalBlueskyAlgorithmBuilder -> genericFeedGeneratorApp "Creates and manages feeds"
+        centralBlueskyAppViewToBlueskyFeedsGeneratorAPI = centralBlueskyAppView -> blueskyFeedsGeneratorAPI "App View reads"
+        blueskyAppViewServices -> blueskyFeedsGeneratorAPI "App View reads"
+        independentAppViewServices -> independentFeedGeneratorAPI "App View reads"
+        independentAppViewServices -> genericFeedGeneratorAPI "App View reads"
+        independentAppViewServices -> blueskyFeedsGeneratorAPI "App View reads"
+        genericAppViewServices -> independentFeedGeneratorAPI "App View reads"
+        genericAppViewServices -> genericFeedGeneratorAPI "App View reads"
+        genericAppViewServices -> blueskyFeedsGeneratorAPI "App View reads"
+        blueskyStaffMemberAsAdmin -> blueskyFeedsGeneratorApp "Creates and manages feeds"
+        blueskyStaffMemberAsAdmin -> genericFeedGeneratorApp "Creates and manages feeds"
+
+        centralBlueskyPDS1 -> blueskyRelayAPI "Writes"
+        centralBlueskyPDS2 -> blueskyRelayAPI "Writes"
+        centralBlueskyPDS3 -> blueskyRelayAPI "Writes"
+        centralBlueskyModeration -> blueskyRelayAPI "Reads"
+        blueskyAppViewServices -> blueskyRelayAPI "App View reads"
+        independentAppViewServices -> blueskyRelayAPI "App View reads"
+        genericAppViewServices -> blueskyRelayAPI "App View reads"
+        independentFeedGeneratorService -> blueskyRelayAPI "Reads"
+        genericFeedGeneratorService -> blueskyRelayAPI "Reads"
+        blueskyFeedsGeneratorService -> blueskyRelayAPI "Reads"
+        independentPDS1PDSService -> blueskyRelayAPI "Writes"
+        genericPDSPDSService -> blueskyRelayAPI "Writes"
+        independentPDS2PDSService -> blueskyRelayAPI "Writes"
+
+    }
+    
+    views {
+
+        // Won't be used for presentation
+        systemLandscape fullSystemLandscape {
+            autolayout
+            include *
+        }
+
+        // 001: Generic social media. An overview of a generic social media service
+        systemContext genericSocial 001-GenericSocial-01 {
+            autolayout
+            include *
+            // Excluding relationships that make sense only at the next level
+            exclude socialUserToGenericSocialApp
+        }
+
+        // 002: Generic social media. A container view of a generic social service
+        container genericSocial 002-GenericSocial-02 {
+            autolayout
+            include *
+        }
+
+        // 003: Realistic social media. Overview of a more realistic social service
+        systemContext realisticSocial 003-RealisticSocial-01 {
+            autolayout
+            include *
+            // Excluding relationships that make sense only at the next level
+            exclude socialUserToRealisticSocialApp socialModeratorToRealisticSocialModeratingApp socialAdminToRealisticSocialFeedDesigner
+        }
+
+        // 004: Realistic social media. A container view of the more realistic service, showing the basic containers
+        container realisticSocial 004-RealisticSocial-02 {
+            autolayout
+            include *
+            // Excluding the admin and the algorithm designer and the moderation activities
+            exclude realisticSocialFeedDesigner socialAdmin realisticSocialModerationAPI realisticSocialModeratingApp socialModerator
+        }
+
+        // 005: Realistic social media. A container view of the more realistic service, including algorithm works
+        container realisticSocial 005-RealisticSocial-03 {
+            autolayout
+            include *
+            // Excluding the moderation activities
+            exclude realisticSocialModerationAPI realisticSocialModeratingApp socialModerator
+        }
+
+        // 006: Realistic social media. A container view of the full more realistic service (typical, algorithm and moderation)
+        container realisticSocial 006-RealisticSocial-04 {
+            autolayout
+            include *
+        }
+
+        // 007: Federated social media. Overview of a federated social media service
+        systemContext federatedSocial1 007-FederatedSocial-01 {
+            autolayout
+            include *
+            // Excluding relationships that make sense only at the next level
+            exclude federatedSocial1UserToFederatedSocial1App federatedSocial1AdminToFederatedSocial1ModeratingApp
+            exclude federatedSocial2 federatedSocial3 federatedSocial4
+        }
+
+        // 008: Federated social media. Container diagram of a basic federated social service, showing administration/moderation
+        container federatedSocial1 008-FederatedSocial-02 {
+            autolayout
+            include *
+            exclude federatedSocial1Federation federatedSocial1FederationAPI federatedSocial1FederatedPostsDB
+            exclude federatedSocial2 federatedSocial3 federatedSocial4
+        }
+
+        // 009: Federated social media. Container diagram of a basic federated social service, showing administration/moderation and federation components
+        container federatedSocial1 009-FederatedSocial-03 {
+            autolayout
+            include *
+            exclude federatedSocial2 federatedSocial3 federatedSocial4
+        }
+
+        // 010: Federated social media. Full container diagram of a basic federated social service, showing another service federating with it
+        container federatedSocial1 010-FederatedSocial-04 {
+            autolayout
+            include * federatedSocial2User
+            exclude federatedSocial3 federatedSocial4
+        }
+
+        // 011: Federated social media. Overview of a federated social media service, showing another one federating with it, including its user
+        systemContext federatedSocial1 011-FederatedSocial-05 {
+            autolayout
+            include * federatedSocial2User
+            // Excluding relationships that make sense only at the next level
+            exclude federatedSocial1UserToFederatedSocial1App federatedSocial1AdminToFederatedSocial1ModeratingApp
+            exclude federatedSocial3 federatedSocial4
+        }
+
+        // 012: Federated social media. Overview of a federated social media service, showing another one federating with it, including its user and its admin
+        systemContext federatedSocial1 012-FederatedSocial-06 {
+            autolayout
+            include * federatedSocial2User federatedSocial2Admin
+            // Excluding relationships that make sense only at the next level
+            exclude federatedSocial1UserToFederatedSocial1App federatedSocial1AdminToFederatedSocial1ModeratingApp
+            exclude federatedSocial3 federatedSocial4
+        }
+
+        // 013: Federated social media. Overview of a federated social media service, showing 2 others federating with it, including their users and admins
+        systemContext federatedSocial1 013-FederatedSocial-07 {
+            autolayout
+            include * federatedSocial2User federatedSocial2Admin federatedSocial3User federatedSocial3Admin
+            // Excluding relationships that make sense only at the next level
+            exclude federatedSocial1UserToFederatedSocial1App federatedSocial1AdminToFederatedSocial1ModeratingApp
+            exclude federatedSocial4
+        }
+
+        // 014: Federated social media. Overview of a federated social media service, showing 3 others federating with it, including their users and admins
+        systemContext federatedSocial1 014-FederatedSocial-08 {
+            autolayout
+            include * federatedSocial2User federatedSocial2Admin federatedSocial3User federatedSocial3Admin federatedSocial4User federatedSocial4Admin
+            // Excluding relationships that make sense only at the next level
+            exclude federatedSocial1UserToFederatedSocial1App federatedSocial1AdminToFederatedSocial1ModeratingApp
+        }
+
+        // 015: Bluesky. Basic overview of Bluesky. User, Admin, Moderator.
+        systemContext centralBluesky 015-BlueskyBasic-01 {
+            autolayout
+            include *
+            // Services to exclude
+            exclude blueskyAppView blueskyFeedsGenerator blueskyRelay
+            exclude independentAppView independentExampleComIDSystem independentExampleMeIDSystem independentFeedGenerator independentPDS1 independentPDS2
+            exclude genericAppView genericBSkyIDSystem genericFeedGenerator genericPDS
+            // Users to exclude
+            exclude independentPDS1BlueskyUser1 independentPDS2BlueskyUser1 typicalBlueskyUser2
+            exclude otherIDBlueskyUser1 otherIDBlueskyUser2
+            // Excluding relationships that make sense only at the next level
+            exclude typicalBlueskyUser1ToCentralBlueskyAppView typicalBlueskyUser2ToCentralBlueskyAppView
+            exclude blueskyStaffMemberAsModeratorToCentralBlueskyModeration blueskyStaffMemberAsAdminToCentralBlueskyFeeds
+            exclude typicalBlueskyUser1ToCentralBlueskyIdentityResolver typicalBlueskyUser2ToCentralBlueskyIdentityResolver
+            exclude otherIDBlueskyUser1ToCentralBlueskyAppView otherIDBlueskyUser2ToCentralBlueskyAppView
+        }
+
+        // 016: Bluesky. Container diagram introducing Bluesky
+        container centralBluesky 016-BlueskyBasic-02 {
+            autolayout
+            include *
+            // Services to exclude
+            exclude centralBlueskyPDS2 centralBlueskyPDS3
+            exclude blueskyAppView blueskyFeedsGenerator blueskyRelay
+            exclude independentAppView independentExampleComIDSystem independentExampleMeIDSystem independentFeedGenerator independentPDS1 independentPDS2
+            exclude genericAppView genericFeedGenerator genericBSkyIDSystem genericPDS
+            // Users to exclude
+            exclude independentPDS1BlueskyUser1 independentPDS2BlueskyUser1 otherIDBlueskyUser1 otherIDBlueskyUser2 typicalBlueskyUser2
+        }
+
+        // 017: Bluesky, independent identity. Overview of Bluesky with externally-identified user
+        systemContext centralBluesky 017-BlueskyIdentity-01 {
+            autolayout
+            include *
+            // Services to exclude
+            exclude blueskyAppView blueskyFeedsGenerator blueskyRelay
+            exclude independentAppView independentExampleMeIDSystem independentFeedGenerator independentPDS1 independentPDS2
+            exclude genericAppView genericFeedGenerator genericBSkyIDSystem genericPDS
+            // Users to exclude
+            exclude independentPDS1BlueskyUser1 independentPDS2BlueskyUser1
+            exclude otherIDBlueskyUser2
+            exclude blueskyStaffMemberAsAdmin blueskyStaffMemberAsModerator typicalBlueskyUser2
+            // Excluding relationships that make sense only at the next level
+            exclude typicalBlueskyUser1ToCentralBlueskyAppView typicalBlueskyUser2ToCentralBlueskyAppView
+            exclude blueskyStaffMemberAsModeratorToCentralBlueskyModeration blueskyStaffMemberAsAdminToCentralBlueskyFeeds
+            exclude typicalBlueskyUser1ToCentralBlueskyIdentityResolver typicalBlueskyUser2ToCentralBlueskyIdentityResolver
+            exclude otherIDBlueskyUser1ToCentralBlueskyAppView otherIDBlueskyUser2ToCentralBlueskyAppView
+        }
+
+        // 018: Bluesky, independent identity. Container diagram showing externally-identified user
+        container centralBluesky 018-BlueskyIdentity-02 {
+            autolayout
+            include *
+            // Services to exclude
+            exclude centralBlueskyPDS2 centralBlueskyPDS3
+            exclude blueskyAppView blueskyFeedsGenerator blueskyRelay
+            exclude independentAppView independentExampleMeIDSystem independentFeedGenerator independentPDS1 independentPDS2
+            exclude genericAppView genericBSkyIDSystem genericFeedGenerator genericPDS
+            // Users to exclude
+            exclude independentPDS1BlueskyUser1 independentPDS2BlueskyUser1 otherIDBlueskyUser2 typicalBlueskyUser2
+        }
+
+        // 019: Bluesky, independent identity. Container diagram showing 2 externally-identified users
+        container centralBluesky 019-BlueskyIdentity-03 {
+            autolayout
+            include *
+            // Services to exclude
+            exclude centralBlueskyPDS2 centralBlueskyPDS3
+            exclude blueskyAppView blueskyFeedsGenerator blueskyRelay
+            exclude independentAppView independentFeedGenerator independentPDS1 independentPDS2
+            exclude genericAppView genericBSkyIDSystem genericFeedGenerator genericPDS
+            // Users to exclude
+            exclude independentPDS1BlueskyUser1 independentPDS2BlueskyUser1 typicalBlueskyUser2
+        }
+
+        // 020: Bluesky, independent identity. Container diagram showing 2 typical users with identities in the independent ID system
+        container centralBluesky 020-BlueskyIdentity-04 {
+            autolayout
+            include *
+            // Services to exclude
+            exclude centralBlueskyIdentityResolver centralBlueskyPDS2 centralBlueskyPDS3
+            exclude blueskyAppView blueskyFeedsGenerator blueskyRelay
+            exclude independentAppView independentExampleComIDSystem independentExampleMeIDSystem independentFeedGenerator independentPDS1 independentPDS2
+            exclude genericAppView genericFeedGenerator genericPDS
+            // Users to exclude
+            exclude independentPDS1BlueskyUser1 independentPDS2BlueskyUser1 otherIDBlueskyUser1 otherIDBlueskyUser2
+        }
+
+        // 021: Bluesky, independent Feed Generation. Container diagram showing the independent Feed Generation service as a separate software system
+        container centralBluesky 021-BlueskyFeeds-01 {
+            autolayout
+            include * externalBlueskyAlgorithmBuilder
+            // Services to exclude
+            exclude centralBlueskyIdentityResolver centralBlueskyPDS2 centralBlueskyPDS3
+            exclude blueskyAppView blueskyFeedsGenerator blueskyRelay
+            exclude independentAppView independentExampleComIDSystem independentExampleMeIDSystem independentPDS1 independentPDS2
+            exclude genericAppView genericBSkyIDSystem genericFeedGenerator genericPDS
+            // Users to exclude
+            exclude independentPDS1BlueskyUser1 independentPDS2BlueskyUser1 otherIDBlueskyUser1 otherIDBlueskyUser2
+        }
+
+        // 022: Bluesky, independent Feed Generation. Container diagram of independent Feed Generation Service
+        container independentFeedGenerator 022-BlueskyFeeds-02 {
+            autolayout
+            include *
+            // Services to exclude
+            exclude blueskyAppView blueskyRelay
+            exclude independentAppView
+            exclude genericAppView
+            // Relationships to exclude
+            // exclude blueskyAppViewServicesToCentralBlueskyPDS1
+        }
+
+        // 023: Bluesky, independent Feed Generation. Container
+        // diagram showing the independent Feed Generation service as
+        // a separate software system, eliding the internal service
+        container centralBluesky 023-BlueskyFeeds-03 {
+            autolayout
+            include * externalBlueskyAlgorithmBuilder
+            // Services to exclude
+            exclude centralBlueskyFeeds centralBlueskyIdentityResolver centralBlueskyPDS2 centralBlueskyPDS3
+            exclude blueskyAppView blueskyRelay
+            exclude independentAppView independentExampleComIDSystem independentExampleMeIDSystem independentPDS1 independentPDS2
+            exclude genericAppView genericBSkyIDSystem genericFeedGenerator genericPDS
+            // Users to exclude
+            exclude independentPDS1BlueskyUser1 independentPDS2BlueskyUser1 otherIDBlueskyUser1 otherIDBlueskyUser2
+        }
+
+        // 024: Bluesky, independent Feed Generation. Container
+        // diagram showing a generic Feed Generation service
+        container centralBluesky 024-BlueskyFeeds-04 {
+            autolayout
+            include * externalBlueskyAlgorithmBuilder
+            // Services to exclude
+            exclude centralBlueskyFeeds centralBlueskyIdentityResolver centralBlueskyPDS2 centralBlueskyPDS3
+            exclude blueskyAppView blueskyFeedsGenerator blueskyRelay
+            exclude independentAppView independentExampleComIDSystem independentExampleMeIDSystem independentFeedGenerator independentPDS1 independentPDS2
+            exclude genericAppView genericBSkyIDSystem genericPDS
+            // Users to exclude
+            exclude independentPDS1BlueskyUser1 independentPDS2BlueskyUser1 otherIDBlueskyUser1 otherIDBlueskyUser2
+        }
+
+        // 025: Bluesky, independent App View. Container diagram
+        // showing the Bluesky's separate appview as a separate
+        // software system
+        container centralBluesky 025-BlueskyAppView-01 {
+            autolayout
+            include * externalBlueskyAlgorithmBuilder
+            // Services to exclude
+            exclude centralBlueskyAppView centralBlueskyFeeds centralBlueskyIdentityResolver centralBlueskyPDS2 centralBlueskyPDS3
+            exclude blueskyFeedsGenerator blueskyRelay
+            exclude independentAppView independentExampleComIDSystem independentExampleMeIDSystem independentFeedGenerator independentPDS1 independentPDS2
+            exclude genericAppView genericBSkyIDSystem genericPDS
+            // Users to exclude
+            exclude independentPDS1BlueskyUser1 independentPDS2BlueskyUser1 otherIDBlueskyUser1 otherIDBlueskyUser2
+        }
+
+        // 026: Bluesky, independent App View. Container diagram of independent App View
+        container blueskyAppView 026-BlueskyAppView-02 {
+            autolayout
+            include *
+            // Services to exclude
+            exclude blueskyFeedsGenerator blueskyRelay
+            exclude independentFeedGenerator independentPDS1 independentPDS2
+            exclude genericAppView genericPDS
+            // Relationships to exclude
+            exclude typicalBlueskyUser1ToCentralBlueskyIdentityResolver typicalBlueskyUser2ToCentralBlueskyIdentityResolver
+            exclude typicalBlueskyUser1ToCentralBluesky typicalBlueskyUser2ToCentralBluesky
+            // Users to exclude
+            exclude independentPDS1BlueskyUser1 independentPDS2BlueskyUser1
+        }
+
+        // 027: Bluesky, independent App View. Container diagram
+        // showing the Bluesky's separate appview as a separate
+        // software system alongside a separate independent AppView
+        container centralBluesky 027-BlueskyAppView-03 {
+            autolayout
+            include * externalBlueskyAlgorithmBuilder
+            // Services to exclude
+            exclude centralBlueskyAppView centralBlueskyFeeds centralBlueskyIdentityResolver centralBlueskyPDS2 centralBlueskyPDS3
+            exclude blueskyFeedsGenerator blueskyRelay
+            exclude independentExampleComIDSystem independentExampleMeIDSystem independentFeedGenerator independentPDS1 independentPDS2
+            exclude genericAppView genericBSkyIDSystem genericPDS
+            // Users to exclude
+            exclude independentPDS1BlueskyUser1 independentPDS2BlueskyUser1 otherIDBlueskyUser1 otherIDBlueskyUser2
+        }
+
+        // 028: Bluesky, independent App View. Container diagram
+        // showing the a Generic AppView representing both independent
+        // AppViews and Bluesky's own AppView
+        container centralBluesky 028-BlueskyAppView-04 {
+            autolayout
+            include * externalBlueskyAlgorithmBuilder
+            // Services to exclude
+            exclude centralBlueskyAppView centralBlueskyFeeds centralBlueskyIdentityResolver centralBlueskyPDS2 centralBlueskyPDS3
+            exclude blueskyAppView blueskyFeedsGenerator blueskyRelay
+            exclude independentAppView independentExampleComIDSystem independentExampleMeIDSystem independentFeedGenerator independentPDS1 independentPDS2
+            exclude genericPDS genericBSkyIDSystem
+            // Users to exclude
+            exclude independentPDS1BlueskyUser1 independentPDS2BlueskyUser1 otherIDBlueskyUser1 otherIDBlueskyUser2
+        }
+
+        // 029: Bluesky, Relay. Container diagram showing multiple PDSs in the internal system
+        container centralBluesky 029-BlueskyRelay-01 {
+            autolayout
+            include *
+            // Services to exclude
+            exclude centralBlueskyAppView centralBlueskyFeeds centralBlueskyIdentityResolver
+            exclude blueskyAppView blueskyFeedsGenerator blueskyRelay
+            exclude independentAppView independentExampleComIDSystem independentExampleMeIDSystem independentFeedGenerator independentPDS1 independentPDS2
+            exclude genericBSkyIDSystem genericPDS
+            // Users to exclude
+            exclude blueskyStaffMemberAsAdmin independentPDS1BlueskyUser1 independentPDS2BlueskyUser1 otherIDBlueskyUser1 otherIDBlueskyUser2
+        }
+
+        // 030: Bluesky, Relay. Container diagram showing multiple PDSs in the internal system, feeding into the Relay
+        container centralBluesky 030-BlueskyRelay-02 {
+            autolayout
+            include *
+            // Services to exclude
+            exclude centralBlueskyAppView centralBlueskyFeeds centralBlueskyIdentityResolver
+            exclude blueskyAppView blueskyFeedsGenerator
+            exclude independentAppView independentExampleComIDSystem independentExampleMeIDSystem independentFeedGenerator independentPDS1 independentPDS2
+            exclude genericBSkyIDSystem genericPDS
+            // Users to exclude
+            exclude blueskyStaffMemberAsAdmin independentPDS1BlueskyUser1 independentPDS2BlueskyUser1 otherIDBlueskyUser1 otherIDBlueskyUser2
+            // Relationships to exclude
+            exclude blueskyAppViewServicesToCentralBlueskyPDS1 blueskyAppViewServicesToCentralBlueskyPDS2 blueskyAppViewServicesToCentralBlueskyPDS3
+            exclude independentAppViewServicesToCentralBlueskyPDS1 independentAppViewServicesToCentralBlueskyPDS2 independentAppViewServicesToCentralBlueskyPDS3
+            exclude independentFeedGeneratorServiceToCentralBlueskyPDS2 independentFeedGeneratorServiceToCentralBlueskyPDS2 independentFeedGeneratorServiceToCentralBlueskyPDS3
+            exclude centralBlueskyModerationToCentralBlueskyPDS1 centralBlueskyModerationToCentralBlueskyPDS2 centralBlueskyModerationToCentralBlueskyPDS3
+        }
+
+        // 031: Bluesky, Relay. Container diagram of Relay.
+        container blueskyRelay 031-BlueskyRelay-03 {
+            autolayout
+            include *
+            // Services to exclude
+            exclude blueskyAppView blueskyFeedsGenerator
+            exclude independentAppView independentFeedGenerator independentPDS1 independentPDS2
+            exclude genericPDS
+            // Relationships to exclude
+            exclude centralBlueskyAppViewToIndependentFeedGeneratorAPI centralBlueskyAppViewToBlueskyFeedsGeneratorAPI blueskyFeedsGeneratorServiceToCentralBlueskyPDS1
+            exclude blueskyFeedsGeneratorServiceToCentralBlueskyPDS2 blueskyFeedsGeneratorServiceToCentralBlueskyPDS3 independentFeedGeneratorServiceToCentralBlueskyPDS1
+            exclude independentFeedGeneratorServiceToCentralBlueskyPDS2 independentFeedGeneratorServiceToCentralBlueskyPDS3
+        }
+
+        // 032: Bluesky, Independent PDS. Container diagram showing independent PDS
+        container centralBluesky 032-BlueskyPDS-01 {
+            autolayout
+            include * independentPDS1BlueskyUser1
+            // Services to exclude
+            exclude centralBlueskyAppView centralBlueskyFeeds centralBlueskyIdentityResolver
+            exclude blueskyAppView blueskyFeedsGenerator
+            exclude independentAppView independentExampleComIDSystem independentExampleMeIDSystem independentFeedGenerator independentPDS2
+            exclude genericBSkyIDSystem genericPDS
+            // Users to exclude
+            exclude blueskyStaffMemberAsAdmin independentPDS2BlueskyUser1 otherIDBlueskyUser1 otherIDBlueskyUser2
+            // Relationships to exclude
+            exclude blueskyAppViewServicesToCentralBlueskyPDS1 blueskyAppViewServicesToCentralBlueskyPDS2 blueskyAppViewServicesToCentralBlueskyPDS3
+            exclude independentFeedGeneratorServiceToCentralBlueskyPDS1 independentFeedGeneratorServiceToCentralBlueskyPDS2 independentFeedGeneratorServiceToCentralBlueskyPDS3
+            exclude blueskyFeedsGeneratorServiceToCentralBlueskyPDS1 blueskyFeedsGeneratorServiceToCentralBlueskyPDS2 blueskyFeedsGeneratorServiceToCentralBlueskyPDS3
+            exclude centralBlueskyModerationToCentralBlueskyPDS1 centralBlueskyModerationToCentralBlueskyPDS2 centralBlueskyModerationToCentralBlueskyPDS3
+        }
+
+        // 033: Bluesky, Independent PDS. Container diagram of an independent PDS.
+        container independentPDS1 033-BlueskyPDS-02 {
+            autolayout
+            include *
+            // Services to exclude
+            exclude centralBluesky
+            exclude blueskyAppView blueskyFeedsGenerator
+            exclude independentAppView independentFeedGenerator
+        }
+
+        // 034: Bluesky, Independent PDS. Container diagram showing 2 independent PDSs
+        container centralBluesky 034-BlueskyPDS-03 {
+            autolayout
+            include * independentPDS1BlueskyUser1 independentPDS2BlueskyUser1
+            // Services to exclude
+            exclude centralBlueskyAppView centralBlueskyFeeds centralBlueskyIdentityResolver
+            exclude blueskyAppView blueskyFeedsGenerator
+            exclude independentAppView independentExampleComIDSystem independentExampleMeIDSystem independentFeedGenerator
+            exclude genericBSkyIDSystem genericPDS
+            // Users to exclude
+            exclude blueskyStaffMemberAsAdmin otherIDBlueskyUser1 otherIDBlueskyUser2
+            // Relationships to exclude
+            exclude blueskyAppViewServicesToCentralBlueskyPDS1 blueskyAppViewServicesToCentralBlueskyPDS2 blueskyAppViewServicesToCentralBlueskyPDS3
+            exclude independentFeedGeneratorServiceToCentralBlueskyPDS1 independentFeedGeneratorServiceToCentralBlueskyPDS2 independentFeedGeneratorServiceToCentralBlueskyPDS3
+            exclude blueskyFeedsGeneratorServiceToCentralBlueskyPDS1 blueskyFeedsGeneratorServiceToCentralBlueskyPDS2 blueskyFeedsGeneratorServiceToCentralBlueskyPDS3
+            exclude centralBlueskyModerationToCentralBlueskyPDS1 centralBlueskyModerationToCentralBlueskyPDS2 centralBlueskyModerationToCentralBlueskyPDS3
+        }
+
+        // 035: Bluesky, Independent PDS. Container diagram showing 2 independent PDSs
+        container centralBluesky 035-BlueskyPDS-04 {
+            autolayout
+            include * independentPDS1BlueskyUser1 independentPDS2BlueskyUser1
+            // Services to exclude
+            exclude centralBlueskyAppView centralBlueskyFeeds centralBlueskyIdentityResolver centralBlueskyPDS1 centralBlueskyPDS2 centralBlueskyPDS3
+            exclude blueskyAppView blueskyFeedsGenerator
+            exclude independentAppView independentExampleComIDSystem independentExampleMeIDSystem independentFeedGenerator independentPDS1 independentPDS2
+            exclude genericBSkyIDSystem
+            // Users to exclude
+            exclude blueskyStaffMemberAsAdmin independentPDS2BlueskyUser1 otherIDBlueskyUser1 otherIDBlueskyUser2
+            // Relationships to exclude
+            exclude blueskyAppViewServicesToCentralBlueskyPDS1 blueskyAppViewServicesToCentralBlueskyPDS2 blueskyAppViewServicesToCentralBlueskyPDS3
+            exclude independentFeedGeneratorServiceToCentralBlueskyPDS1 independentFeedGeneratorServiceToCentralBlueskyPDS2 independentFeedGeneratorServiceToCentralBlueskyPDS3
+            exclude blueskyFeedsGeneratorServiceToCentralBlueskyPDS1 blueskyFeedsGeneratorServiceToCentralBlueskyPDS2 blueskyFeedsGeneratorServiceToCentralBlueskyPDS3
+            exclude centralBlueskyModerationToCentralBlueskyPDS1 centralBlueskyModerationToCentralBlueskyPDS2 centralBlueskyModerationToCentralBlueskyPDS3
+        }
+
+        // 036: Bluesky, Independent Moderation. Container diagram showing a separated-out bluesky moderation service
+        container centralBluesky 036-BlueskyModeration-01 {
+            autolayout
+            include * independentPDS1BlueskyUser1 independentPDS2BlueskyUser1 blueskyModeration
+            // Services to exclude
+            exclude centralBlueskyAppView centralBlueskyFeeds centralBlueskyIdentityResolver centralBlueskyModeration centralBlueskyPDS1 centralBlueskyPDS2 centralBlueskyPDS3
+            exclude blueskyAppView blueskyFeedsGenerator
+            exclude independentAppView independentExampleComIDSystem independentExampleMeIDSystem independentFeedGenerator independentPDS1 independentPDS2
+            exclude genericBSkyIDSystem
+            // Users to exclude
+            exclude blueskyStaffMemberAsAdmin independentPDS2BlueskyUser1 otherIDBlueskyUser1 otherIDBlueskyUser2
+            // Relationships to exclude
+            exclude blueskyAppViewServicesToCentralBlueskyPDS1 blueskyAppViewServicesToCentralBlueskyPDS2 blueskyAppViewServicesToCentralBlueskyPDS3
+            exclude independentFeedGeneratorServiceToCentralBlueskyPDS1 independentFeedGeneratorServiceToCentralBlueskyPDS2 independentFeedGeneratorServiceToCentralBlueskyPDS3
+            exclude blueskyFeedsGeneratorServiceToCentralBlueskyPDS1 blueskyFeedsGeneratorServiceToCentralBlueskyPDS2 blueskyFeedsGeneratorServiceToCentralBlueskyPDS3
+            exclude centralBlueskyModerationToCentralBlueskyPDS1 centralBlueskyModerationToCentralBlueskyPDS2 centralBlueskyModerationToCentralBlueskyPDS3
+        }
+
+        // 037: Bluesky, Independent Moderation. Container diagram of moderation service.
+        container blueskyModeration 037-BlueskyModeration-02 {
+            autolayout
+            include *
+        }
+
+        // 038: Bluesky, Independent Moderation. System Landscape, including independent moderation.
+        systemLandscape 038-BlueskyModeration-03 {
+            autolayout
+            include *
+            // Services to exclude
+            exclude genericSocial realisticSocial federatedSocial1 federatedSocial2 federatedSocial3 federatedSocial4 centralBluesky
+            exclude blueskyAppView blueskyFeedsGenerator
+            exclude independentAppView independentExampleComIDSystem independentExampleMeIDSystem independentFeedGenerator independentPDS1 independentPDS2
+            // Users to exclude
+            exclude socialAdmin socialModerator socialUser
+            exclude federatedSocial1User federatedSocial1Admin federatedSocial2User federatedSocial2Admin
+            exclude federatedSocial3User federatedSocial3Admin federatedSocial4User federatedSocial4Admin
+            exclude blueskyStaffMemberAsAdmin
+            exclude independentPDS1BlueskyUser1 independentPDS2BlueskyUser1 otherIDBlueskyUser1 otherIDBlueskyUser2
+        }
+
+        styles {
+
+            element database {
+                shape Cylinder
+            }
+
+            element atproto {
+                colour #213d53
+                background #e2b5a7
+            }
+
+            element federation {
+                colour #6de518
+                background #5d4d5c
+            }
+
+            element algorithmic {
+                colour #7fe495
+                background #923821
+            }
+
+            element moderation {
+                colour #2b0743
+                background #4092bf
+            }
+
+            element adminey {
+                background #582893
+                colour #c4dfec
+            }
+
+            element typical {
+                colour #110303
+                background #e8dd9b
+            }
+
+            element "Person" {
+                shape person
+                background #08427b
+                colour #ffffff
+            }
+        }
+    }
+}
diff --git a/BlueskyArchitecture.html b/BlueskyArchitecture.html
new file mode 100644
index 0000000..c4e07ef
--- /dev/null
+++ b/BlueskyArchitecture.html
@@ -0,0 +1,220 @@
+<!DOCTYPE html>
+<html lang="en">
+<head>
+<meta charset="utf-8"/>
+<title>Bluesky Architecture compared to other social media services</title>
+<meta name="author" content="Éibhear Ó hAnluain"/>
+<meta name="description" content="A discussion of Bluesky's architecture as it relates to other social media services"/>
+<meta name="keywords" content=""/>
+<style type="text/css">
+.underline { text-decoration: underline; }
+</style>
+<link rel="stylesheet" href="./reveal.js/dist/reveal.css"/>
+
+<link rel="stylesheet" href="./reveal.js/dist/theme/white.css" id="theme"/>
+
+<link rel="stylesheet" href="./e-reveal.css"/>
+
+<link rel="stylesheet" href="./gridding.css"/>
+</head>
+<body>
+<div class="reveal">
+<div class="slides">
+<section id="sec-title-slide" data-background="./bCardBackground.png"><h1 class="title">Bluesky Architecture compared to other social media services</h1><p class="subtitle"><a href="?print-pdf">Printable version</a></p>
+<h2 class="author">Éibhear Ó hAnluain</h2><h2 class="email"><a href="mailto:eibhear.geo@gmail.com">eibhear.geo@gmail.com</a></h2><h2 class="date">2024-05-24 Fri 00:00</h2>
+</section>
+<section id="sec-table-of-contents" data-background="./bCardBackground.png"><div id="table-of-contents" role="doc-toc">
+<h2>Table of Contents</h2>
+<div id="text-table-of-contents" role="doc-toc">
+<ul>
+<li><a href="#/slide-org2d545f3">Introduction</a></li>
+<li><a href="#/slide-org1010f01">General social media architectures</a></li>
+<li><a href="#/slide-org003a8ec">Federated social media services</a></li>
+</ul>
+</div>
+</div>
+</section>
+
+<section>
+<section id="slide-org2d545f3" data-background="./bCardBackground.png">
+<h2 id="org2d545f3">Introduction</h2>
+<div class="e-frame">
+<p>
+Boo!
+</p>
+</div>
+</section>
+</section>
+<section>
+<section id="slide-org1010f01" data-background="./bCardBackground.png">
+<h2 id="org1010f01">General social media architectures</h2>
+<div class="outline-text-2" id="text-org1010f01">
+</div>
+</section>
+<section id="slide-org89686e0" data-background="./bCardBackground.png">
+<h3 id="org89686e0">Simplistic view 1/2 &#x2013; overview</h3>
+<div class="e-frame">
+
+<div id="orgb6005a1" class="figure">
+<p><img src="structurizr-1-001-GenericSocial-01.png" alt="structurizr-1-001-GenericSocial-01.png" width="90%" />
+</p>
+</div>
+</div>
+</section>
+<section id="slide-orgf2ed27f" data-background="./bCardBackground.png">
+<h3 id="orgf2ed27f">Simplistic view 2/2 &#x2013; services</h3>
+<div class="e-frame">
+
+<div id="org15115b0" class="figure">
+<p><img src="structurizr-1-002-GenericSocial-02.png" alt="structurizr-1-002-GenericSocial-02.png" width="20%" />
+</p>
+</div>
+</div>
+</section>
+<section id="slide-org410f558" data-background="./bCardBackground.png">
+<h3 id="org410f558">More realistic view 1/4 &#x2013; overview</h3>
+<div class="e-frame">
+
+<div id="org6f55442" class="figure">
+<p><img src="structurizr-1-003-RealisticSocial-01.png" alt="structurizr-1-003-RealisticSocial-01.png" width="90%" />
+</p>
+</div>
+</div>
+</section>
+<section id="slide-org9dadd8a" data-background="./bCardBackground.png">
+<h3 id="org9dadd8a">More realistic view 2/4 &#x2013; basic services</h3>
+<div class="e-frame">
+
+<div id="orgdb2b082" class="figure">
+<p><img src="structurizr-1-004-RealisticSocial-02.png" alt="structurizr-1-004-RealisticSocial-02.png" width="40%" />
+</p>
+</div>
+</div>
+</section>
+<section id="slide-org3ac93ef" data-background="./bCardBackground.png">
+<h3 id="org3ac93ef">More realistic view 3/4 &#x2013; the algorithm</h3>
+<div class="e-frame">
+
+<div id="org7365515" class="figure">
+<p><img src="structurizr-1-005-RealisticSocial-03.png" alt="structurizr-1-005-RealisticSocial-03.png" width="40%" />
+</p>
+</div>
+</div>
+</section>
+<section id="slide-org522a4e7" data-background="./bCardBackground.png">
+<h3 id="org522a4e7">More realistic view 4/4 &#x2013; content moderation</h3>
+<div class="e-frame">
+
+<div id="orgbcb5188" class="figure">
+<p><img src="structurizr-1-006-RealisticSocial-04.png" alt="structurizr-1-006-RealisticSocial-04.png" width="60%" />
+</p>
+</div>
+</div>
+</section>
+</section>
+<section>
+<section id="slide-org003a8ec" data-background="./bCardBackground.png">
+<h2 id="org003a8ec">Federated social media services</h2>
+<div class="outline-text-2" id="text-org003a8ec">
+</div>
+</section>
+<section id="slide-org890aad6" data-background="./bCardBackground.png">
+<h3 id="org890aad6">Federated services 1/8 &#x2013; overview</h3>
+<div class="e-frame">
+
+<div id="org7500818" class="figure">
+<p><img src="structurizr-1-007-FederatedSocial-01.png" alt="structurizr-1-007-FederatedSocial-01.png" width="75%" />
+</p>
+</div>
+</div>
+</section>
+<section id="slide-org1ef0297" data-background="./bCardBackground.png">
+<h3 id="org1ef0297">Federated services 2/8 &#x2013; internal, administration and content moderation services</h3>
+<div class="e-frame">
+
+<div id="orga90dd9a" class="figure">
+<p><img src="structurizr-1-008-FederatedSocial-02.png" alt="structurizr-1-008-FederatedSocial-02.png" width="40%" />
+</p>
+</div>
+</div>
+</section>
+<section id="slide-orgb28a1c7" data-background="./bCardBackground.png">
+<h3 id="orgb28a1c7">Federated services 3/8 &#x2013; federation 1</h3>
+<div class="e-frame">
+
+<div id="orge2edf10" class="figure">
+<p><img src="structurizr-1-009-FederatedSocial-03.png" alt="structurizr-1-009-FederatedSocial-03.png" width="75%" />
+</p>
+</div>
+</div>
+</section>
+<section id="slide-org3b4e10b" data-background="./bCardBackground.png">
+<h3 id="org3b4e10b">Federated services 4/8 &#x2013; federation 2</h3>
+<div class="e-frame">
+
+<div id="org0e3b031" class="figure">
+<p><img src="structurizr-1-010-FederatedSocial-04.png" alt="structurizr-1-010-FederatedSocial-04.png" width="75%" />
+</p>
+</div>
+</div>
+</section>
+<section id="slide-orgabd564a" data-background="./bCardBackground.png">
+<h3 id="orgabd564a">Federated services 5/8 &#x2013; federation 3</h3>
+<div class="e-frame">
+
+<div id="org8193960" class="figure">
+<p><img src="structurizr-1-011-FederatedSocial-05.png" alt="structurizr-1-011-FederatedSocial-05.png" width="75%" />
+</p>
+</div>
+</div>
+</section>
+<section id="slide-org3192c60" data-background="./bCardBackground.png">
+<h3 id="org3192c60">Federated services 6/8 &#x2013; federation 4</h3>
+<div class="e-frame">
+
+<div id="org8fc780a" class="figure">
+<p><img src="structurizr-1-012-FederatedSocial-06.png" alt="structurizr-1-012-FederatedSocial-06.png" width="75%" />
+</p>
+</div>
+</div>
+</section>
+<section id="slide-org0ed36e8" data-background="./bCardBackground.png">
+<h3 id="org0ed36e8">Federated services 7/8 &#x2013; federation 5</h3>
+<div class="e-frame">
+
+<div id="org229c0dd" class="figure">
+<p><img src="structurizr-1-013-FederatedSocial-07.png" alt="structurizr-1-013-FederatedSocial-07.png" width="75%" />
+</p>
+</div>
+</div>
+</section>
+<section id="slide-orgda39674" data-background="./bCardBackground.png">
+<h3 id="orgda39674">Federated services 8/8 &#x2013; federation 6</h3>
+<div class="e-frame">
+
+<div id="org4c36e78" class="figure">
+<p><img src="structurizr-1-014-FederatedSocial-08.png" alt="structurizr-1-014-FederatedSocial-08.png" width="75%" />
+</p>
+</div>
+</div>
+</section>
+</section>
+</div>
+</div>
+<script src="./reveal.js/dist/reveal.js"></script>
+<script src="./reveal.js/plugin/markdown/markdown.js"></script>
+<script src="./reveal.js/plugin/zoom/zoom.js"></script>
+<script src="./reveal.js/plugin/notes/notes.js"></script>
+
+
+<script>
+// Full list of configuration options available here:
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+Reveal.initialize({
+plugins: [RevealMarkdown, RevealZoom, RevealNotes],
+transition:'none', margin: 0.1, slideNumber:true
+});
+
+</script>
+</body>
+</html>
diff --git a/BlueskyArchitecture.org b/BlueskyArchitecture.org
new file mode 100644
index 0000000..9de2af8
--- /dev/null
+++ b/BlueskyArchitecture.org
@@ -0,0 +1,108 @@
+
+#+TITLE: Bluesky Architecture compared to other social media services
+
+#+SUBTITLE: [[file:?print-pdf][Printable version]]
+
+#+DATE: [2024-05-24 Fri]
+#+AUTHOR: Éibhear Ó hAnluain
+#+EMAIL: eibhear.geo@gmail.com
+#+OPTIONS: ':nil *:t -:t ::t <:t \n:nil ^:{} author:t c:nil creator:nil
+#+OPTIONS: d:nil date:t e:t email:t f:t inline:t num:nil p:nil pri:nil
+#+OPTIONS: stat:nil tags:nil tasks:t tex:t timestamp:nil toc:1 todo:nil |:t
+#+DESCRIPTION: A discussion of Bluesky's architecture as it relates to other social media services
+#+LANGUAGE: en
+
+#+REVEAL_ROOT: ./reveal.js
+#+REVEAL_INIT_OPTIONS: transition:'none', margin: 0.1, slideNumber:true
+
+#+REVEAL_THEME: white
+
+#+REVEAL_HLEVEL: 1
+#+REVEAL_EXTRA_CSS: ./e-reveal.css
+#+REVEAL_EXTRA_CSS: ./gridding.css
+
+#+REVEAL_DEFAULT_SLIDE_BACKGROUND: ./bCardBackground.png
+#+REVEAL_TITLE_SLIDE_BACKGROUND: ./bCardBackground.png
+#+REVEAL_TOC_SLIDE_BACKGROUND: ./bCardBackground.png
+#+REVEAL_DEFAULT_SLIDE_SIZE: 100%
+#+REVEAL_TITLE_SLIDE_SIZE: 100%
+#+REVEAL_TOC_SLIDE_SIZE: 100%
+
+* Notes                                                            :noexport:
+
+* Introduction
+  #+REVEAL_HTML: <div class="e-frame">
+  Boo!
+  #+REVEAL_HTML: </div>
+* General social media architectures
+** Simplistic view 1/2 -- overview
+   #+REVEAL_HTML: <div class="e-frame">
+   #+ATTR_HTML: :width 90%
+   file:structurizr-1-001-GenericSocial-01.png
+   #+REVEAL_HTML: </div>
+** Simplistic view 2/2 -- services
+   #+REVEAL_HTML: <div class="e-frame">
+   #+ATTR_HTML: :width 20%
+   file:structurizr-1-002-GenericSocial-02.png
+   #+REVEAL_HTML: </div>
+** More realistic view 1/4 -- overview
+   #+REVEAL_HTML: <div class="e-frame">
+   #+ATTR_HTML: :width 90%
+   file:structurizr-1-003-RealisticSocial-01.png
+   #+REVEAL_HTML: </div>
+** More realistic view 2/4 -- basic services
+   #+REVEAL_HTML: <div class="e-frame">
+   #+ATTR_HTML: :width 40%
+   file:structurizr-1-004-RealisticSocial-02.png
+   #+REVEAL_HTML: </div>
+** More realistic view 3/4 -- the algorithm
+   #+REVEAL_HTML: <div class="e-frame">
+   #+ATTR_HTML: :width 40%
+   file:structurizr-1-005-RealisticSocial-03.png
+   #+REVEAL_HTML: </div>
+** More realistic view 4/4 -- content moderation
+   #+REVEAL_HTML: <div class="e-frame">
+   #+ATTR_HTML: :width 60%
+   file:structurizr-1-006-RealisticSocial-04.png
+   #+REVEAL_HTML: </div>
+* Federated social media services
+** Federated services 1/8 -- overview
+   #+REVEAL_HTML: <div class="e-frame">
+   #+ATTR_HTML: :width 75%
+   file:structurizr-1-007-FederatedSocial-01.png
+   #+REVEAL_HTML: </div>
+** Federated services 2/8 -- internal, administration and content moderation services
+   #+REVEAL_HTML: <div class="e-frame">
+   #+ATTR_HTML: :width 40%
+   file:structurizr-1-008-FederatedSocial-02.png
+   #+REVEAL_HTML: </div>
+** Federated services 3/8 -- federation 1
+   #+REVEAL_HTML: <div class="e-frame">
+   #+ATTR_HTML: :width 75%
+   file:structurizr-1-009-FederatedSocial-03.png
+   #+REVEAL_HTML: </div>
+** Federated services 4/8 -- federation 2
+   #+REVEAL_HTML: <div class="e-frame">
+   #+ATTR_HTML: :width 75%
+   file:structurizr-1-010-FederatedSocial-04.png
+   #+REVEAL_HTML: </div>
+** Federated services 5/8 -- federation 3
+   #+REVEAL_HTML: <div class="e-frame">
+   #+ATTR_HTML: :width 75%
+   file:structurizr-1-011-FederatedSocial-05.png
+   #+REVEAL_HTML: </div>
+** Federated services 6/8 -- federation 4
+   #+REVEAL_HTML: <div class="e-frame">
+   #+ATTR_HTML: :width 75%
+   file:structurizr-1-012-FederatedSocial-06.png
+   #+REVEAL_HTML: </div>
+** Federated services 7/8 -- federation 5
+   #+REVEAL_HTML: <div class="e-frame">
+   #+ATTR_HTML: :width 75%
+   file:structurizr-1-013-FederatedSocial-07.png
+   #+REVEAL_HTML: </div>
+** Federated services 8/8 -- federation 6
+   #+REVEAL_HTML: <div class="e-frame">
+   #+ATTR_HTML: :width 75%
+   file:structurizr-1-014-FederatedSocial-08.png
+   #+REVEAL_HTML: </div>
diff --git a/e-reveal.css b/e-reveal.css
new file mode 100644
index 0000000..7a38ebb
--- /dev/null
+++ b/e-reveal.css
@@ -0,0 +1,35 @@
+.figure {
+    font-size: 35%;
+}
+
+p.subtitle {
+    font-size: 50%;
+}
+
+h2.email {
+    font-size: 70%;
+}
+
+section {
+    font-size: 80%;
+}
+
+pre,
+code {
+  color: #000000;
+  background-color: #e0e0e0;
+  border-style: solid;
+  border-width: 1px;
+  border-color: #c0c0c0;
+}
+
+.org-src-container > pre {
+  padding: 0.5em;
+  font-size: 100%;
+}
+
+code {
+  font-size: 80%;
+  padding-right: 1px;
+  padding-left: 1px;
+}
diff --git a/gridding.css b/gridding.css
new file mode 100644
index 0000000..dc2b871
--- /dev/null
+++ b/gridding.css
@@ -0,0 +1,43 @@
+
+.bordered {
+    border: #000000;
+    border-style: solid;
+}
+
+.e-frame {
+    font-size: 70%;
+}
+
+.gridded_frame_with_columns {
+    display: flex;
+    flex-flow: row;
+}
+
+.one_of_2_columns {
+    width: 50%;
+}
+
+.one_of_3_columns {
+    width: 33%;
+}
+
+.column_with_rows {
+    display: flex;
+    flex-grow: auto;
+    flex-flow: column;
+}
+
+.row_with_columns {
+    display: flex;
+    flex-flow: row;
+}
+
+.gridded_frame_with_rows {
+    display: flex;
+    flex-flow: column;
+}
+
+.one_of_2_rows {
+    height: 50%;
+}
+
diff --git a/reveal.js b/reveal.js
new file mode 120000
index 0000000..da89e5d
--- /dev/null
+++ b/reveal.js
@@ -0,0 +1 @@
+/home/eibhear/development/reveal.js
\ No newline at end of file
diff --git a/structurizr-1-001-GenericSocial-01.png b/structurizr-1-001-GenericSocial-01.png
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