Probably means nothing for Steam. Steam has the big advantage of being cross-platform. Game devs planning to only target the Mac (or Mac and iPhone/iPad) would

Probably means nothing for Steam. Steam has the big advantage of being cross-platform. Game devs planning to only target the Mac (or Mac and iPhone/iPad) would probably be better off going with the App Store. Developers planning to go cross-platform to Windows would be better off with Steam.