on 15/04/2007, John Smith supposed :

(snip)

I'm sure my wife would remember EXACTLY where
and when we bought it, and probably how much we paid for it.
(snip)

Funny how they can do that. I have usually forgotten the price before I
get out of the shop.

I have a theory that it is beacuse women were the gatherers of the
caveman tribes and getting a bargain is like finding a berry bush close
to the cave.
Mekon