1.8 Exceptions

In many science fiction stories, novels, movies, and television series, characters use “teleportation” to move people and objects from one place to another. For example, the protagonist could teleport from Toronto to Tokyo instantly, without going through the time-consuming hassle of air flight.

It is also used in such plots to allow characters to escape from dangerous and unexpected conditions. Perhaps a monster might have the team cornered in the back of a cave, and there is no way to fight their way to safety. A hurried call by the leader on a communications device might demand “get us out of here!” or “beam us up now!” The STAR TREK^® series and movies often featured the latter exclamation.

So, characters use teleportation for regular transportation, but also for exceptional situations that are usually life-threatening. Many programming languages...