"Facebook will just have to conquer the stigma that it’s for fooling around, not getting work done." This. After offering people, at work, trillions of hours o

"Facebook will just have to conquer the stigma that it’s for fooling around, not getting work done." This. After offering people, at work, trillions of hours of entertainment, now its going to help make people more productive. But it will have a huge brand problem. Facebook has become an adjective for people slacking it out. Example, an irritated spouse "you spent the entire day on Facebook". Many IT companies' firewalls has Facebook at the top of the banned sites, during office hours. All said, it surely can do it. But if it succeeds, it will be a bit like a porn site also deciding to become a MOOC and succeeding at it.