More here: http://store.steampowered.com/livingroom/SteamOS/Thousands of games, millions of users. Everything you love about Steam.
Available soon as a free operating system designed for the TV and the living room.
Steam is coming to a new operating system
As we’ve been working on bringing Steam to the living room, we’ve come to the conclusion that the
environment best suited to delivering value to customers is an operating system built around Steam itself.
SteamOS combines the rock-solid architecture of Linux with a gaming experience built for the big screen.
It will be available soon as a free stand-alone operating system for living room machines.
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I haven't been into gaming for more than a decade, so I might not know what I'm talking about, but this sounds like a potential "game changer" for the industry and gaming culture.