Er...right. Realistic, I should have said!
We often construct such ridiculous scenarios to illustrate this sort of thing ..."You're in a desert and a selfish pseudo-psychic drives by"? Really?
I enjoyed the fact that Parfit's Hitchhiker came up as a pop-culture reference, in a situation that arose organically.
We often construct such ridiculous scenarios
The point of these scenarios is make the issue as "clean" as possible, to strip away all the unnecessary embellishments which usually only cause people to fight the hypothetical.
organically
I guess what's inside the screenwriter's skull is organic... :-)
But really, since the invention of writing pretty much every writer who addressed the issue pointed out the importance of one's reputation of keeping promises. There are outright commands (e.g. Numbers 30:2 If a man ... swears an oath to bind hims...
Another month has passed and here is a new rationality quotes thread. The usual rules are: