Very interesting!

Actually that's exactly how it works, never did it help against a weaponized technology to yell how immoral it is, while adopting it sometimes did.

If it's on ISP level (auth) - doubt.

Back in the day there was a pic floating about where someone had put a micro atx board and psu into a standard PSU chassis into a standard PC case for a spectacular "empty case" mod

So you pay taxes to Putin. Good to know who actually helps funding the regime. I suggest you go someplace else. I won't take this from a jerk from likely one of the countries buying fossil fuels from said regime, that have also supported it after a few falsified elections starting in 1996, which is also the year I was born. And of course "paying taxes to Putin" can't be even compared to what TG is doing, so just shut up and go do something you know how to do, like I dunno what.

If you're after text, there are a number of options. If you're after group voice, there are a number of options. You could mix and match both, but "where everyone else is" will also likely be a factor in that kind of decision. If you want both together, then there's probably just Element (Matrix + voice)? Not sure of other options that aren't centralised, where you're the product, or otherwise at obvious risk of enshittifying. (And Element has the smell of the latter to me, but that's another topic). I've prepared for Discord's inevitable "final straw" moment by setting up a Matrix room and maintaining a self-hosted Mumble server in Docker for my gaming buddies. It's worked when Discord has been down, so I know it works. Yet to convince them to test Element...