It also feels like people running ActivityPub instances are in it for "the culture", it's grass roots, moxie, free, hacker, whatever. ATProto doesn't have the same vibe.

ATProto needs bluesky to survive.

The only source of truth is hosted by bluesky

https://github.com/bluesky-social/atproto/discussions/1892 https://github.com/bluesky-social/atproto/discussions/2821