It’s been an eventful week in the world of aviation. Of course, the story that’s still dominating the news is that of the crash into the Atlantic waters off Brazil of Air France Flight 447, an Airbus A330-200 jet airliner carrying 228 passengers and crew. There were no survivors, making this the deadliest crash since 2001, when American Airlines Flight 587, a somewhat larger Airbus A300-600 carrying 251 passengers and 9 crewmembers crashed shortly after takeoff from New York City’s John F. Kennedy International Airport (JFK) into a neighborhood in nearby Queens. In addition to those on the airliner, another...