Existential Comics is a webcomic about philosophy — mostly about parodying philosophers and philosophical ideas for inside joke laughs, sometimes making profound observations. Perhaps the most profound comic is the first one, “The Machine”. I recommend that you take a few minutes to read it right now. Either way, I’m going to use it to illustrate an important question that it brings up.
The comic begins with the invention of teleporters that can be used to flawlessly teleport even people. However, some people think being teleported means death, and not without reason.
If the teleporter takes you from one place to another instantly, without your passing in between, then what it really does is in at least some sense to destroy the original you and create a new one in the next place. If you don’t think so, what do you say to the two examples of thought experiments at the end of the panel above? But then, doesn’t this mean that when you teleport, you die and a clone is created in your place, one that thinks it’s you but isn’t because you’re forever dead? Continue reading