I stopped using every messenger besides signal and Matrix. Even my not tech savy parents are using signal now - its in my opinion the better solution to stand your ground and may push others into using the better apps
John
You could use nix on mint btw.
OnePlus 6 and 6T had really broad custom Rom support, it is till now one of the best Phones for linux(pmOS) With some Roms you can even relock the bootloader
I was really close leaving the cinema twice in my life. First time was the movie "2012". Second time the First "Hobbit" Movie
OpenSUSE back in the early 2000s. Since my parents got a new PC and the old one from '99 wasnt able to run Windows XP properly
My banking App works fine on GrapheneOS. At all i didnt really had any app so far which isnt working on GOS with sandboxed Google Services
If you want to keep it simple, just go with Gentoo
I dont use root anymore. My daily driver is a Pixel 6 with GrapheneOS which works out of the box really well for me.
I allways symlink(ln -s) some folders from my HDD(Pictures, Movies, Documents, Music) since i dont want to have all my home folder on my slow HDD. May this is an Option for you.
My Gaming PC is Nobara(so Fedora) and my Notebook Arch.
But in the end of the day, there is no intended way to turn off Telemetry fully.