I’m a cheap guy, and honestly I got the cheapest Kindle (I believe 2022) and I’ve been reading books from Calibre without issues.

No other e-reader was as cheap as that, and it… Just works.

It’s about colors. I’m not an expert, but there is something about professional color stuff that is still in the works to migrate to Wayland.

And of course for Krita it’s quite crucial that colours are right.