Boeing—the epitome of American engineering excellence—was going downmarket. It even started selling bare-bones versions, offering as options equipment that Airbus sold as standard. A backup fire extinguisher in the cargo hold, for instance, cost extra. This was permissible because a backup wasn’t mandated by the FAA. (In places including Japan, however, regulators did require it, mindful of incidents in which the primary system had failed.) In another fateful example, Boeing charged $80,000 for an angle-of-attack indicator—the seemingly peripheral cockpit gauge whose absence would figure in
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