In the "no kidding?" hall of fame, a special place has been reserved for the just-released Transportation Research Board study that found cell phones (wait for it, now...) addle drivers. "The distracted driver tends to drive slower and have delayed reactions," said University of Utah psychology professor David Strayer, who coauthored this puppy. It's just incredible that we need a National Academy of Sciences-funded research project to belabor what ought to be obvious to anyone who's been out on the roads recently, and who has a smidgen of observational power and a dollop of common sense. How many times have...