[protonboy]

It's insurance policy; an option. You can't do the work they have done over the past two decades to support Linux gaming overnight.

If Microsoft pulls some radical move, Valve will be in a better position to react than having to start from scratch.

[pjmlp]

They still depend on Windows games developer ecosystem regardless.

[Vilian]

and their effort are reflected there too

[pjmlp]

Numbers to go along with assertion?