When every living being in the airplane is asleep, there is no threat of hijacking, no screaming babies, and no need to pay stewardesses, so ticket prices will go down. The airline can then free up even more space currently wasted on bathrooms and the cockpit. The plane can be flown remotely, like a drone.
Or maybe that's what the human race used to look like every day. Throughout most of history, there was never any reason (or time) to smile. Smiling wasn't invented until sometime in the 1920s.
The airline can then free up even more space currently wasted on bathrooms and the cockpit. The plane can be flown remotely, like a drone.