Paid at least $ 1 will receive the keys to activate on Steam. Those who paid more than the average price (at the moment it is $ 7.50) will receive the fifth game - Bastion . Also, purchased games will be available through the Ubuntu Software Center (currently Amnesia, Superbrothers and LIMBO are available there - alas, the port is made via wine). For all purchased games, soundtracks in MP3 and FLAC are available. While freshly purchased games are being downloaded, you can see the results of past Humble Indie Bundle. I also remind fans of indie games that the end of the sale is coming because we may .
PS I know that the hub is a little different, they don't let me in the “Closet”.