You’re grounded

This week I have been abroad on business, and suffered a major delay of about 5 hours coming home when one engine of the aeroplane failed to start during the takeoff procedure. When this happens on a long-haul flight, the passengers are subjected to something rather odd: They are asked to stay on the plane. In the dark. With nothing to do. From asking around, it seems the explanation for this has two key components: Pilots are only permitted to work for a certain number of hours, so they can guarantee alertness. For this reason, letting people back into the terminal building when there is a race against the clock could be disastrous, as one lost passenger could cost the entire flight. The main cabin lights, entertainment system and microwave/fridge for food and...