January 11, 2007 - Imagine that you've wandered into a Best Buy or Circuit City - one that covers 35 football fields, with 65 miles of carpeted aisles, jammed with 140,000 customers and 4,500 news reporters. Every conceivable, and often inconceivable, new product is there, ranging from 108-inch LCD TVs to tiny microchips to implant in your dog.