You talk about us, you envy us, there's a rare chance that some of you might even be us. We are popular people. If you are popular, this is your place. If you aren't popular, don't be surprised if this cyber world treats you just like the real one like the time you sat home knitting sleeveless sweaters while the rest of the world was grinding each other at prom.
Any tribe members with lots and lots of friends are encouraged to join so that a broad network of people with broad connections can all be in one place. Wouldn't it be neat to see who out there has the most connections while making friends with well connected members at the same time? Yes it would.