I saw this on Gizmodo...Where the you name your own price for 5 independent games,DRM free,and the money goes to Charity....
The 5 games are...(Windows Mac, and Linuix)
Braid
Cortex command
Machinarium
Osmos
Revenge of the Titans
Link to the article, Link to the buy page...
Article
http://gizmodo.com/5713387/pick-up-braid-and-four-other-amazing-games-for-a-song-and-a-1Buy page
http://www.humblebundle.com/I did this because I've thought about buying Braid on Steam before,and Dave among others have liked this game,and hell I get the others for free (and help charity)