Bob writes: > The same principle works just as well with the 100 pound wife > at 2.5 feet or the 250 pound wife at 1 foot. ;-) I'm not sure about that. In my AP physics class, I learned that a 100 pound wife at 2.5 feet is better than a 250 pound wife at 300 yards. Or was it home ec? In any case, they're *never* equivalent! :) Lee