Yes, several operating systems can run Steam besides Windows.
Yes, several operating systems can run Steam besides Windows.
There exists a STEAM OS built around Ubuntu that can be accessed at no cost.
Linux should function, though game compatibility remains limited (improving steadily).
Yes, that is a recognized concept. Were you looking for more details on it?
If you're new to Linux, Ubuntu is a great option. It's considered a popular choice among users.
It's simply Linux operating in Big Picture mode. http://store.steampowered.com/steamos