Joystiq
Joystiq News
Valve is tinkering with , and it wants you to try those experiments for yourself. It's launching a section with usable "works-in-progress" that might make it to the regular game portal if there's enough positive feedback. Only three projects are available to start, but at least one of them could be genuinely useful if you're scrounging for new games to play.
Source:
Console Bang News!