One way to end terrorism on airplanes would be to have separate planes for baggage. With a minimal crew and no one else on board, an inexpensive baggage plane would not be a very attractive terrorist target. Without baggage the passenger plane would be as safe from internal attack as possible. Terrorists could only sneak on board with nonmetallic objects that they have swallowed or that they can, um, stuff up their rectums. A simple-minded implementation of such a scheme would be to halve the number of passenger flights, an inconvenience that many would put up with for the sake...
