Second Life

• Are you familiar with Secondlife?
• I don't play it, but have seen a lot about it.
• Roughly, it's a 3D virtual environment, and lots of people are on it at any given time.
• There has been a lot of research in virtual 3D environments, and the technology is closely related to games.
• The statement on the site is "Second Life contains unique and immersive gaming spots created and designed by its Residents."
• Has anyone tried these?
• I know that it's used for a lot of AI research .