Detailed text transcripts for TV channel - CNN - 20110518:18:00:00
Without rails. >> we used virtual routes. once a passenger comes in and pushes the destination, the vehicle starts programming the routes. >> reporter: magnets embedded in the roads keep the prts on course. >> we add little magnets to the infrastructure as reference points but the vehicles themselves have brains of their own. >> reporter: it knows if a pedestrian crosses its path. >> if one gets in front of the vehicle, the vehicle will first slow down and eventually stop. >> reporter: all that's left for a passenger to do is enjoy the ride. gary tuchman, cnn. we begin this hour with a stunn...