I was looking thru a 2007 S&W catalog and noticed a few things. 1. The model 457 is no longer listed. This is a 45 ACP, 3.5" barrel, one of my favorite 45 ACP for carry. 2. The 908 and 915 models are basically the same price MSRP as the new M&P 9. How can a econo model be the same MSRP as their...