Introducing the 3D Internet

While the public version of the Second Life virtual world remains primarily a playground for self expression and social networking, military and government agencies are taking a more serious look at its practical applications now that its maker, Linden Lab, has created a version of the environment that can be run behind a firewall on private servers. But Second Life is only one of several environments for creating what are sometimes called 3-D Internet experiences.

Second Life demonstrates mingling of real and virtual worlds -- Government Computer News


Rober1236 Jua the Cyber Trekker of Second Life