Dislikedthis is a nice wikipedia list of these cases. good to know big guys don't always winIgnored
Some of the biggest failed trades have been averaging down losing positions. Every floor I have ever worked on adding to a loser was cause for instant dismissal and you were added to the blacklist never ever to work again in town.
Retailers keep thinking and hoping that they have reinvented the wheel, guess what they haven't and never will.