This looks a lot like what the folks at Shopcaster (http://shopcaster.com/ http://shopcaster.com/) are doing. (Disclosure: they are partially funded by the sam

This looks a lot like what the folks at Shopcaster (http://shopcaster.com/ http://shopcaster.com/) are doing. (Disclosure: they are partially funded by the same startup fund/accelerator that the startup for which I work is.)