June 22, 2016
Remember pneumatic tubes, those compressed-air pipelines that whisked plastic canisters from basement mailrooms to penthouse boardrooms? Imagine being in one, traveling at more than 700 mph. You could make the round-trip from San Francisco to LA in a little over an hour.
Full article: https://alumni.berkeley.edu/california-magazine/summer-2016-welcome-there/whooshing-future-aiming-make-speed-sound-commutes