I don't think people care for definition of "social network" or "social media" . In case of "no more FB" they will just migrate to another application that allo

I don't think people care for definition of "social network" or "social media" . In case of "no more FB" they will just migrate to another application that allows them to communicate with each other, share photos, videos, etc.. Any app that can handle half billion of new users without crashing too much will do.