an airplane. so, it's -- there would be an initial acceleration. once traveling at speed you wouldn't notice the speed at all. so you would just be extremely smooth like riding on a cushion of air really. >> reporter: the pods in a hyper loop would travel on cushions of compressed air above ground in a near vacuum powered by electrical motors solar panels and kinetic energy. if it seems far-fetched you are not looking far enough into the future and you don't know elon musk says ron dihedron of the moneta institute. >> he is motivated by taking on impossible tasks and being successful. >> reporter: it was musk who developed paypal, musk transitioned space flight to the commercial sector and musk with engineers developed the tesla electric car. he is not a person who stand on past accomplishments. a futurist and professor. >> after you made your first $1