You are right a lot of companies are already trying to tackle this problem. The thing is we approached Startup Weekend more like a Hackaton. We wanted to create

You are right a lot of companies are already trying to tackle this problem. The thing is we approached Startup Weekend more like a Hackaton. We wanted to create a product from A to Z in 48h. Right now we are on track and I'll definitely post an update with the "final" product tomorrow :)