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Linux Reaches 5% Desktop Market Share In USA
(ostechnix.com)
This is a most excellent place for technology news and articles.
Pretty much this. If you have bought games from GOG or Epic, you can use Heroic Launcher to install and play them.
There has been some talking that Microsoft might remove third-party applications, like anti-cheats, away from the kernel. If that happens some day, it would probably help Linux gamers with some of those multiplayer games. But, there are already many multiplayer games that work just fine on Linux.