Swisscows blocks “violent and pornographic content”. I don’t know why you would use it, since it’s a pretty broad spectrum of content and we don’t know what the criteria are

Kids don’t event know the folder struture of their Home directory, so why would they know what a File System is? Lol

Since you’ve talked about OpenMW + mods, do you have any recommendations for someone who played Morrowind on Windows years ago and would like to play it again on Linux via OpenMW? What works, what requires tinkering? Any mods that you recommend?

Graphene OS does something similar. It sandboxes GMS like any other app

That’s another issue. AOSP is effectively being developed in a closed environment, with only the final code being published on github after release. So AOSP if effectively not being developed in the open any more