I am guessing he means social networking sites in general. (if not then its only my opinion :) ). IMO facebook et al are not that "productive" as compared to go

I am guessing he means social networking sites in general. (if not then its only my opinion :) ). IMO facebook et al are not that "productive" as compared to google. Sure it does add value to your social life but compare it to the technologies created by google . which really have changed our lives .