Maybe you have heard of World of Goo, maybe of Penumbra, maybe of Aquaria.
And maybe not.
For those who haven't, they are indi games and good ones. Well I presume Penumbra is good, haven't played it yet. But Aquaria and World of Goo are good.
And now you can own them for the price of:
Whatever you want.
Well I think there's a minimum of at least a token amount of 0.10 dollar or so, but beside that you set the price.
Here's the link: http://www.wolfire.com/humble