Pretty interesting idea.
"It may seem a little choppy at first depending on your computer. But it will smooth out once everything gets loaded into your cache. In theory, we should be able to communicate with each other so stay logged on. And if you right-click, you can change your avatar and other fun things. I'm the dude with the Adobe shirt on. See you there!" From the creator of the site.
Enjoy.
http://students.poly.edu/~randy/Mcla...eum/index.html