Buy books AND play games? Sweet.
Amazon's Askville, which you may have heard about, is kicking it up a notch and morphing into Questville, a full-fledged game.
With Askville, users who provide helpful answers are given virtual gold as they rise in status (called levels) two metrics familiar to anyone whos ever played massively multiplayer online role-playing games like World of Warcraft. Questville will take this to its logical conclusion, offering adventures and Quest Coins to helpful Askville users. With a game like WoW, you become more powerful by killing monsters and completing fantastic tasks; with Questville, youll get virtual rewards for providing helpful real-world information.
You can read the article at GigaOM.