Steam is the program/service used for a large portion of digital distribution of games on Windows, and now Mac OSX.
Valve Software's major claim to fame before creating Steam is the Half - Life series of video games, which broke a lot of new ground in the FPS genre.
Gabe Newell is the founder of Valve, and comes from an old school Microsoft background, having been one of the primary coders on early versions of Windows.
To me it just seems like Google is reminding the HMO's of a way to use Google services for damage control. As long as they would grant the same right to Micheal Moore I'm fine with it. Now if they gave a discount to the companies, then that would be evil.