> Question: How many primates does it take to cause endless grief to a neighbouring eastern european country? > Answer: 1
> Question: How many cello strings can vibrate at the same time? > Answer: 1
> Question: How many stem cells does it take to generate an eye ball? > Answer: 1
Except
> Question: How many downvotes will this comment get on hackernews? > Answer: 0
> Question: How many people are alive? > Answer: 1
I thought it was a pretty profound answer.
> The one-electron universe postulate, proposed by theoretical physicist John Wheeler in a telephone call to Richard Feynman in the spring of 1940, is the hypothesis that all electrons and positrons are actually manifestations of a single entity moving backwards and forwards in time. According to Feynman:
>> I received a telephone call one day at the graduate college at Princeton from Professor Wheeler, in which he said, "Feynman, I know why all electrons have the same charge and the same mass" "Why?" "Because, they are all the same electron!"
Andy Weir - The Egg [1]
The answer is apparently 1.