> ..or [any website] supporting dark mode. You'd think its an easy to implement bare minimum that everyone asks for, but its like pulling teeth to actually get it done.

At least with dark mode, you can ignore most web developers and get a browser extension to make everything dark, then only webmasters who don't follow standards gets it wrong.

Linux is basically impossible to support. Valve pulled it off by shipping a complete copy of Ubuntu 12.02 with Steam.