We have already seen the effects of over-reliance on a few CDNs and cloud providers: One bad push, one ill intentioned employee and potentially entire portions of the web might become unaccessible. That by itself should have been the end of this business model long ago
The only things I can’t play on linux are games with heavy kernel-injected anti-cheats and racing games (AC and BNG). Everything else “just works”. Hell, I even managed to get Overcooked’s cross-platform version to work.