[herbst]

Absolutely. It just has to be good again and have multiple billions on marketing budget. But as Facebook is nether good nor useful (in the sense that you see others content and they see yours, Facebook really sucks in that point) i see no reason why it would survive any targeted attack.

[gnkchintu]

Exactly Facebook is not useful anymore. The core users started moving away from Fb anyway. But isn't the company too big to die.