I’d guess not many. We’re a bit more Linux/tech savvy here but most users would hear “Wine/Proton” alone and freak out. I bring up my terminal and people somehow think I’m “hacking”. With all the convenience with buying and playing games on Steam, their model works (even on PC, with competing platforms and unlimited piracy potential).

Edit: They also have a really great refund policy.

I think it’s just serverless, right?

Instead of someone explaining, you could always read the article linked and see for yourself.

Of course, but you missed part of the point. Open source devs are providing code for free, the least the user can do is provide bug reports without rude language/demands.

Do most open source projects damage your computer? It’s obvious they put effort into making usable programs.