Well there was a service named Aiderss that did ranking based on internet popularity which was renamed PostRank[1]. Google bought the company behind it in 2011

Well there was a service named Aiderss that did ranking based on internet popularity which was renamed PostRank[1]. Google bought the company behind it in 2011 and discontinued the service instead of integrating it in Google Reader. [1]http://en.wikipedia.org/wiki/PostRank http://en.wikipedia.org/wiki/PostRank