Flight delays get a lot of attention, and certainly mechanical and staffing issues are the fault of the airline. There’s also air traffic control which creates congestion – it isn’t just responsible for delays but also for longer flight times that get built into schedules. We don’t talk enough about that. Maybe the biggest failure in air travel is something we don’t talk about at all. How is it possible that people are being told to show up at the airport 2.5 to 3 hours before their flight, a...