Thanks to modern technologies like ignition keys with embedded chips and factory installed security immobilizers, it's getting harder and harder to steal new cars. As a result, the number of cars and trucks stolen in the United States dropped by 13.1 percent in 2008 compared to 2007, a trend that has been continuing for five years. Total thefts for the year could actually end up under 1 million for the first time in 20 years.Owners of older cars...