Just another SaaS whose promises we are forced to trust, but have no way of ensuring they keep them. No self-hosting option?

I really don't aee how anyone would migrate to this. The "bloat" of Slack is also years of people making third-party integrations work, which Dock will probably never have until and unless it gains a significant amount of regular users.

This is why the next generation needs to be built on an open protocol like ATProto