If you're relying on Marketing to tell you what's worth your time then you must be one sad sad person.
Read the documentation, if you're here you're pretending to be a technical person. Be a technical person.
Read the documentation, if you're here you're pretending to be a technical person. Be a technical person.
And I think the person who spends their time reading techincal documentation to decide if a social network is worth using is probably sadder than the person who goes and reads the about page. Not got much else to do?