The Foodtubes group wants to put goods in metal capsules 2m long, which are shifted through underground polyethylene tubes at speeds of up to 60 miles per hour, directed by linear induction motors and routed by intelligent software to their destinations.
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The proposal uses lightweight capsules, which are roughly the same size as the cages that are carried by supermarket lorries
How big are these "cages" ? Can we ride in them?