Unles you only play competetive games that require kernel level anticheat techs. Valve's proton made linux gaming viable. So gaming is no more excuse for not switching to linux. At least for me.

What I am 100% sure about is that my next workstation will be a Mac.

That’s a skill issue it’s the developer’s responsibility.

Won't affect unity much any time soon but .net 10 now stackallocate objects (arrays or class instances) if they won't go outside of the function scope.