You can join the Lemmy / ActivityPub developers' meetings via video chat anytime you like. I'm not "into" that level of things but I dropped in a few times just to see what's up - there's a definite axe or two they're grinding, not that they're bad people or out to hurt others at all, but if you don't detect some agenda basis from that crew, you need to think a layer deeper about what those people have been through and why they're doing something to make the world a better place in the future.