Airline travel depends on trust in something that should be intuitively frightening. It involves moving at hundreds of miles per hour, thousands of feet above the ground, in a pressurized metal tube. On the face of it, this doesn’t sound very safe. But airline travel is safe (mostly), and we trust it (usually). We trust the technology will function without harming us, that design tolerances exceed the stresses likely to be encountered by an aircraft in flight, and that backup systems are in place in case something goes wrong.
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