I did this a long time ago, almost the exact same thing, but I actually parsed trending topics and searched Amazon for ANY product, not just books, based on the

I did this a long time ago, almost the exact same thing, but I actually parsed trending topics and searched Amazon for ANY product, not just books, based on the content of the trending topic. I started out with books, but moved on to all products. It was a cool project and netted me some cash but not worth carrying on so I dumped it about a year ago. Was actually incredibly easy to do. I'm sure there are loads more out there.