If you want to join us on the QOTO matrix server (A chat room server that is federated like here) then check out this post. IT has some spaces you can join to find some interesting rooms to be a part of, all active rooms.
@freemo
... never mind, I got it... 👍
This is the message I get when attempting to register:
"Unable to get validated threepid"
I've tried a couple of different emails, but can't think what else to try.