Imagine a game of Counter Strike in this baby...
http://www.virtusphere.net/Break through into immersive Virtual Reality with VirtuSphere™ - the unique simulation platform that allows lifelike movements in cyberspace.
6 degrees of freedom – move in any direction. Walk, crawl, run over virtually unlimited distances.
VirtuSphere can be compatible with all computer based simulations. It is versatile. Need to change the purpose of use? Just reload the software.