Visualizing 13 million BlueSky users:

"We can just open a WebSocket at wss://bsky.network/xrpc/com.atproto.sync.subscribeRepos and see every type of event streaming in from the entire network in real time, currently around 500 events per second"

https://joelgustafson.com/posts/2024-11-12/vizualizing-13-million-bluesky-users