Because you’re paying for that so Twi… ehm, X can afford a little bit more storage to keep your bio data 😅

Cash has its own disadvantages (for businesses). But yes, as a privacy option, it is one of the few.

Debian. If for some reason (software) you need a RPM based distribution then openSUSE. But the good thing is that in open-source world, you can try as many as you want almost for free (you invest your time, obviously).