I prefer no OS, just use it for HDMI ports like any other display

This is how videos like the church of the subgenuis circulated, replaced pirated VHS copies swapped for some surreal culture jamming dadism stuff.

Sam: Here ya go, Max, have your very own store.

Max: Oh goody! Now I can use it as a convenient front to make a fortune selling weapons of suspect origin in bulk to third world countries!

Sam: You’re the President, idiot.

Max: Oh, right. I guess I don’t need a front, then. You can keep it.

Condolences

It’s really easy. I installed dirty unicorns and a few others onto an Android phone years ago and had to install a program and follow a bunch of steps, adb, etc. GrapheneOS can be installed from a browser using another phone or tablet with each step basically a button on the site. I was a little surprised how simple it was.

Librivox.org has most of the public domain stuff and cross posts to archive.org, my favorite so far is the sleepy hollow reading by Chip

https://librivox.org/the-legend-of-sleepy-hollow-by-washington-irving/