"Eliezer S. Yudkowsky" <sentience@pobox.com> writes:
> > (a) whether an AI can discover it is running in a simulation?
So if the Church-Turing thesis holds for the physical world, it is a
simulation?
>
> Almost certainly. If it really is smarter-than-human - say, twice as
> smart as I am - then just the fact that it's running in a Turing
> formalism should be enough for it to deduce that it's in a simulation.
> You really can't outwit something that's smarter than you are, no matter
> how hard you try.
Ever tried to rear children? Outwitting goes both ways.
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