This game has been Greenlit by the Community!

The community has shown their interest in this game. Valve has reached out to this developer to start moving things toward release on Steam.

Retrobooster
Retrobooster - Developer Demo at IGN
May 23, 2013 - Really Slick

Yesterday I was up in San Francisco recording this video with IGN's Justin Davis. It makes for a good introduction to Retrobooster. http://www.ign.com/videos/2013/05/23/retro-booster-developer-demo