I've tried a few of the virtual community type services and social networking. None of them impressed me much. Then, I came across this in RSS.  YOOWALK is a representation of the worldwide web as a 3D world where you can: Browse the web in 3D with your avatar Build a 3D version of your website Have your own room in 3D Meet people and hang out with them It's barely in Beta and they are accepting preregistration for beta testers. I decided to sign up and thought that ther...