The Duff CEO with a Windows-Logo on his forehead: "Gamers use Windows because of its' user experience not our de facto monopoly."
Next Image: Duff CEO with Windows-Logo in front of a "Out of Business" sign. Subtitle: "30 minutes after SteamOS is released"
Edit: Yo, I'm not saying this is gonna happen. I just want to say that Windew's UX sucks ass.
It was already launched for non-Valve hardware. Not for any hardware though, just a Lenovo handheld.