Valve has the resources to hack Proton to make things work, others just want an OS they know will already run Windows games without much fuss. Valve specifically wants to move away from Windows because of fears of anticompetitive behavior from Microsoft. They’re not just doing it from the goodness of their hearts. Microsoft would like nothing more than the Steam store crushed and all its games moved to their own walled garden.
Why are they choosing to run Windows on these things
Valve has the resources to hack Proton to make things work, others just want an OS they know will already run Windows games without much fuss. Valve specifically wants to move away from Windows because of fears of anticompetitive behavior from Microsoft. They’re not just doing it from the goodness of their hearts. Microsoft would like nothing more than the Steam store crushed and all its games moved to their own walled garden.