Recent testing revealed that Arch Linux, Pop!_OS, and even Nobara Linux, which is maintained by a single developer, all outstripped Windows for the performance crown on Windows-native games. The testing was run at the high-end of quality settings, and Valve's Proton was used to run Windows games on Linux.
They… accepted that they’re not killing Linux, yet. Back in the 2000s, before Azure, they felt quite threated by Linux and ‘Microsoft Linux’ was a joke. The then-CEO Steve Ballmer called Linux a ‘cancer’.