Jack comments on Solve Psy-Kosh's non-anthropic problem - Less Wrong

34 Post author: cousin_it 20 December 2010 09:24PM

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Comment author: Jack 21 December 2010 07:19:54PM 7 points [-]

It is a nice feature that Psy-kosh's problem that it pumps the confusing intuitions we see in scenarios like the Sleep Beauty problem without recourse to memory erasing drugs or teleporters-- I think it tells us something important about this class of problem. But mathematically the problem is equivalent to one where the coin-flip doesn't make nine people deciders but copies you nine times- I don't think there is a good justification for labeling these problems differently.

The interesting question is what this example tells us about the nature of this class of problem- and I'm having trouble putting my finger on just what that is.

Comment author: cousin_it 22 December 2010 06:58:53AM 4 points [-]

RIght. That's the question I wanted people to answer, not just solve the object-level problem (UDT solves it just fine).