These "tiles" have a number d.i.y industrial conductive textile sensors coupled along with a program that ques them to safely arrive on time for the next step. A very interesting and different approach to the moving floor simulator. Very different from the conveyor belt types that we are used to seeing today
http://www.gadgetreview.com/2009/02/circulafloor-a-moving-floor-for-virtual-reality-video.html
http://www.youtube.com/watch?v=UWNz5icl6Kg