No, it is to avoid the irrationality of others who will bid more in a contest based on emotion.
No, it is to avoid the irrationality of others who will bid more in a contest based on emotion.You should never change your maximum price for something just because someone else wants to pay more. (If only people applied this to the stock/housing market...)
So the reason for sniping, I guess, is not to be irrational but to take advantage of others' irrationality by keeping auction bids low.