The World's first production Commercial Jetliner

SQUARE WINDOWS

were a bad design!

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Comet ushered in the jet age, with reduced travel time  and increased comfort.

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Early euphoria turned to tears, within a year three aircraft break up mid-flight killing all aboard, 75 people dead.  Caused by metal fatigue, square windows turned out to be a bad design, windows have had rounded corners ever since, not well understood at that time.

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It's an ill wind...rival aircraft designers benefitted from Comet's catastrophic design flaws - improving the future of aviation safety!