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.

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