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DocumentaryaboutthedevelopmentoftheBoeing747jumbojet.The747wasagamechanger;theairlinerthatrevolutionisedmass,cheapairtravel.Butthefirst,wide-bodiedplanewas(originally)intendedasastopgaptoBoeing’snow-abandonedsupersonicjet.Thisistheremarkable,untoldstoryofthejumbo,abillion-dollargamblethatpushed1960stechnologytothelimitstocreatetheworld’smostrecognisableplane.