Daryl Oster wants to use trains inside of vacuum tubes -- what Elon Musk has called the Fifth Mode of Transportation -- to remake logistics, travel, and possibly space exploration. To contact Futurist Thomas Frey, please use any of the following methods:Website: www.futuristspeaker.comEmail: dr2tom@davinciinstitute.comPhone: 303-666-4133
Learn more about your ad choices. Visit megaphone.fm/adchoices
