Overview: How soon will we all be driving our own hovercrafts to work? Various vehicles that use air as a cushion to glide over ground or water are still in prototype stages. HyWire cars (hydrogen and by wire) that use a skateboard chassis are here today, complete with technology that allows the car to "sense" traffic patterns or danger ahead. Electromagnetic force charges a train that can go faster than 250 miles per hour without touching the track. What will be the new hot rods of the future? And will they have gonzo paint schemes? Hosted by C-3PO and R2-D2.