This sounds a lot like Whuffie from Down and Out in the Magic Kingdom by Corey Doctorow. If you haven't read the book yet, you can download it for free from his

This sounds a lot like Whuffie from Down and Out in the Magic Kingdom by Corey Doctorow. If you haven't read the book yet, you can download it for free from his site, http://craphound.com/down/download/ http://craphound.com/down/download/