[altantiprocrast]

> I think the initial sync issue is one of the worst problems, because someone joining in to leave a quick comment will be waiting for the system to synchronize

The initial sync issue is only a problem for large accounts which have joined many rooms. Cactus comments creates a guest user for non-logged-in commenters, and an empty guest account is pretty much instant to load in my experience.

You can go to my cactus comments instance (running on aforementioned 1gb machine) to test out the speed https://karmanyaah.malhotra.cc/tech/2021/06/website-things/