[echohack5]

Office because lawyers send docs in .docx format like it was written in the blood of the Benjamin Franklin

DirectX because steam defacto runs on Windows only for the vast majority of games, and not everyone wants a steam deck form

I can't think of any other S tier use cases tbh

[esseph]

I'm 100% gaming on Fedora with proton and have been for quite awhile.

Playing Arc Raiders now on Linux just fine, and several other new games. Not BF6 though, that requires you to basically install a windows rootkit.

[potwinkle]

99% of Steam games work great on Linux now thanks to Proton. You might be thinking of how it was back in 2015.

[kachapopopow]

directx to vulkan works good enough these days, what breaks is DRM, anti-piracy and anticheats.

[jayd16]

Drivers and such are still usually windows first.