Source is this video:
Windows Was The Problem All Along - Dave2D
We could obviously compare performance between windows and steamOS before on the steam deck, or between windows and Bazzite on other handhelds. But this is the first time we have had official windows and SteamOS builds for the same hardware.
It’s not about the short term, it’s about the long term.
Windows should consider proton and steam an existential threat.
MS (and APR) give away their keystone software windows, office, etc in order to “get them young” and make sure that young kids grow up using their software.
Majority of kids interactions with computers is mobile, gaming, and schoolwork.
MS has nothing in mobile, gaming is getting more crowded and school both Apple and Google are muscling in