It may be a little too late but if you have a chance to use a feature like btrfs snapshots (+time shift) it can be a game changer.
Any time you need to do something risky to the OS you can just snapshot before like installing 1000 packages, or Nvidia driver update, you can just revert to the old working version by swapping the names on the snapshot and is subvolume.
I thought signing up for Signal required a phone number and phone app -- and all phones have IMEI besides many other nightmare anti-features.
For the normies it's fine but tbh I'm not sure it's as advertised.
What ever happened to that odd old app called tox?
Honestly I could see a version of DeltaChat + GPG make some gains in popularity but I would argue the email relay servers and spam lists are rigged for max surveillance.
Are we at the point where tech from 20 years ago may be the way lmao.
XMPP, IRC, ICQ /s
Matrix is probably the best bet but some of their apps and clients seem like dogshit. And I am saying that as someone who uses them daily. And the whole "server" thing is a PITA, or it used to be at least.
I guess we'll just have to use carrier pidgin and cypherto encrypt the cat gifs /s