Transports people from site to site like Star Trek.The difference here is we do'nt dissamble people,we put them in containers that fit in tubes that suction them from one place to another.Like factories or offices did several years ago. This would require a strong vacuumb source(possibly neuclear),and would be for short distances only eg, from central locations to the Airport,Train Stations or Ports.(Otherwise there would be too many tubes blocking other means of transport).-- python, Jan 27 2004 A Brief History of People and Animals Traveling Through Tubes https://www.popular...on-history/?slide=2This was a new idea ... in 1895. And revived in 1897, 1904, 1908, 1954, 1957, 1963, 1977, ... and so on [a1, Jan 27 2024] I'm sure the high probability of serious injury or death would be a small price to pay for how much fun this would be-- hippo, Jan 27 2024 random, halfbakery