@MelodicDinosaur @Tionisla Welcome!
You'll find all sorts of people here. You thankfully also have a set of very good tools at hand:
Follow, mute, and block like the functions were free (because they are) and you will be likely to end up with a feed full of interesting and likeable people.
As for AuDHD and Linux this is definitely where most of us are these days.