All you have to do is mate.
Humans have lived for much, much longer than the approximately 10,000 years of settled agricultural civilization.
Any virtual community that works, works because people put in some time.
Make your own fun. As opposed to consume fun like a package of Spam.
One thing we didn't know in 1996 is that it's very, very difficult, if not impossible, to sustain a culture with online advertising.
You can't have an industrial revolution, you can't have democracies, you can't have populations who can govern themselves until you have literacy. The printing press simply unlocked literacy.