...The A380 might have built more momentum if not for production debacles. Around the time of the first test flight in 2005, Airbus realized it had underestimated the complexity of wiring the superjumbo. Managers discovered that French and German designers had used incompatible software. ...More setbacks followed. The engine of an A380 blew up during a passenger flight in 2010. Nobody was hurt, but it drew negative attention to the plane. Wing cracks discovered on many A380s led to costly repairs. Customers, including Richard Branson’s Virgin Atlantic Airways Ltd., Air France-KLM SA and Qantas Airways Ltd. , canceled orders. The...