I see, that you have a particular interest, to invade into others people freedom.
It is my game. I can do with it whatever I want. People can write software, that runs this, my copy of a game, for which I paid money for. I want to play it in high resolution, I want to play it on the computer, I like to record screen sessions of it, heck I want to play it in multiplayer, which was never possible, or is at least not possible anymore since a long time.
I have the right, to fix what the developer has missed, same with ROM hacking.
Thats just perfectly legal and if you think thats unethical, that is fine and you can keep this opinion to yourself.
Oracle tried to sue Google, because they implemented their own cleanroom version of Java SE. And they lost.
APIs are not copyrightable. Cleanroom developments are perfectly legal, and proven in court at length.
This issue is not new. Emulators a viable option to play games. And there is no court decision, that says otherwise;
Proven by decades of practiced law.
Steam did avoid a public fight with Nintendo, for which they dont have much too loose. Its not like Nintendo won any legal battle. They just got a few people to shy away with their scare tactics.
I am using KaOS not anymore since a long time, but coming back and seeing this, just makes me sad.
A distribution shouldnt be lead by blind and premature obedience. But it is, what it is.