This is a great concept. I love it. And I'm not a part of it. Why? It's slow, it's awkward and it's full of people talking rubbish in spaces that have too much advertising. I trashed the protocol (application) after a while because of these things.
This will change, and when it does, I'm there. Watch this (and every other) space.
Second Life chairman's stump speech takes us down the rabbit hole [slideshow]: Sciam Observations