I do this with older Kindles that I do not sign into. It works great and inexpensive.

Would like to see a full featured phone like the Note 9.

I use the desktop FreeTube app and watching YouTube works smoothly. On mobile, I use invidious via a browser or Safari in iOS with 1Blocker and NewPipe on Android.

Let’s be honest, GM can’t make money off owners using this software. They can make their own and have owners pay a subscription like some Tesla owners do now.

Another vote for Fedora. I run it on a 2008 Mac Pro daily just fine. Good luck.