I'm surprised people are advocating self-hosting as a viable solution. It takes a lot of knowledge to do sync and backup yourself, most of it implicit knowledge that people here don't realize we have and so for us it seems very easy. There was a comment in another post on the front page about how anyone "remotely technical" can set up a docker container, and I think this is a good example because the mechanics of it…
Thankfully, the converse: the computers these days are focused on nothing else but learning how humans work.
Hell, half the world doesn't even have a computer with a physical keyboard.