Comparisons to more dangerous activities are frequently made whenever the hands-free cell phone law comes up, like the post yesterday about women painting their nails. Personal sightings of questionably safe activities include drivers reading, eating cereal, doing the crossword puzzle, and masturbating. But the greatest feat of them all has to be the guy who used to commute on the 405 while playing the trumpet. Can anyone top that? Photo by tm_marcello via Flickr......