There should be a camera-computer set-up that will take multiple videos of the same real world space from many different perspectives and then create a second-life-like 3D virtual space based on the real-world space, and then map the real world visual information onto the avatars and models in the 3D space so that users can navigate separately around a space that looks as close as possible to a real world analog.-- JesusHChrist, Jun 02 2012 3D http://www.halfbake...0in_203D#1308474829 [not_morrison_rm, Jun 02 2012] or you could use red and green sweetie wrappers on a pair of specs, see 3D link.-- not_morrison_rm, Jun 02 2012 random, halfbakery