How? According to GDRP phone numbers is considered personal information, they dont have any right to use it to combat spam if the person asked for erasure.
The problem I have is paying for a service that harvest my data to make money, I wouldnt mind paying if they keept all that shit in the free version, so now instead I will focus my energy on circumventing the anti-adblocker
Stable, unstable is terms relevant for enterprise and server, it just denote how rapid packages changes, its almost irrelevant for normal dektop usage. A new user having to deal with outdated packages is a pain in the ass and having a more up to date distro is no problem stability wise.
That is why backup of your data is a necessity regardless of encryption or not.