On Friday, the very fashionable Nathan Branch posted to his blog several photos snapped during a Christmas Day walk through Highland Park Village. Branch, who kindly allowed Unfair Park to run the picture above, took note of the deep discounts being offered in almost every newly polished window and wondered whether "this kind of discounting and widespread sale-mongering isn't going to leave a permanent impression on consumers. Once you realize that retailers will mark their merchandise down 60%-