All these federated services suffer from similar well-publicized problems, but Calckey appears to offer one of the nicer user interface schemes so far. Though unrelated, maybe the rebrand can help build mindshare for Firefox.

Meta/Facebook is hungry for growth, doggedly persistent, ethically flexible, and operating with an essentially unlimited budget. Like it or not, it appears the team behind this effort has the vision and market momentum to make it happen.

If anyone hasn't seen them, software engineer CryoByte33 delves into such performance issues and provides some utilities to help mitigate them:

https://www.youtube.com/watch?v=C9EjXYZUqUs