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In reply to the discussion: BREAKING: Australian PM: Australia Checking 2 Objects in Search for Plane (Update: PHOTOS) [View all]jtuck004
(15,882 posts)be tough enough to hold people (variable weight) and engine thrust without falling apart, be able to take off, land, and fly. Put an envelope around it to trap air and all it needs is one puncture. So then you add compartments, and up goes the weight.
Oh, and human life isn't worth the cut in profits that would take for research and production.
Probably the second one is the larger barrier of the two.
Except for the few it kills, it's far safer than cars and plenty of other modes of transportation. Unfortunately it allows you to segregate yourself from the rest of the world, move faster than them. People can too easily lose the "human" contact, interaction mostly, with their neighbor.
On the other hand, we could keep the computers and just travel by ground-based stuff where we have to smell each other and look each other in the eye. Could be fun
Even then there is the occasional murdering psychopath on the bus with you that day, or some more-or-less unforeseen accident...
Don't like commercial flying, never have and never will. I like cars, trains, boats.