They can grow up, test, evolve and promote their system in Harvard? No? So how will they get users? It is impossible to repeat the success of facebook (in ter

They can grow up, test, evolve and promote their system in Harvard? No? So how will they get users? It is impossible to repeat the success of facebook (in terms of number of users and popularity), same as it is impossible to repeat the success of microsoft (in terms of market share). It was not just an idea plus execution. It was mostly about being in right place in right time.