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What do you say to the argument in http://lesswrong.com/lw/n3/circular_altruism/: >But let me ask you this. Suppose you had to choose between one person being tortured for 50 years, and a googol people being tortured for 49 years, 364 days, 23 hours, 59 minutes and 59 seconds. You would choose one person being tortured for 50 years, I do presume; otherwise I give up on you. >And similarly, if you had to choose between a googol people tortured for 49.9999999 years, and a googol-squared people being tortured for 49.9999998 years, you would pick the former. >A googolplex is ten to the googolth power. That's a googol/100 factors of a googol. So we can keep doing this, gradually - very gradually - diminishing the degree of discomfort, and multiplying by a factor of a googol each time, until we choose between a googolplex people getting a dust speck in their eye, and a googolplex/googol people getting two dust specks in their eye. >If you find your preferences are circular here, that makes rather a mockery of moral grandstanding. If you drive from San Jose to San Francisco to Oakland to San Jose, over and over again, you may have fun driving, but you aren't going anywhere. Maybe you think it a great display of virtue to choose for a googolplex people to get dust specks rather than one person being tortured. But if you would also trade a googolplex people getting one dust speck for a googolplex/googol people getting two dust specks et cetera, you sure aren't helping anyone. Circular preferences may work for feeling noble, but not for feeding the hungry or healing the sick. |
To put it more clearly, he says: > So we can keep doing this, gradually - very gradually - diminishing the degree of discomfort
And I don't agree that you can. The difference between dust-mote and torture is not one of degree, but one of _kind_. It's a discontinuous function (in my opinion). I don't know where the discontinuity is, but it's there.