The only way I can see that happening is with an EEE model. You'd go grab all of the non-steam publishers and come up with a standard format that'd mean that st

The only way I can see that happening is with an EEE model. You'd go grab all of the non-steam publishers and come up with a standard format that'd mean that studios can push to every platform in a standardized way, then bank on nobody bothering to install steam because the app store already has all of the games you want, and it's installed by default.