Right now the safest place to stand with you guys is on the bomb target at the bombing range! You’re missing the point arguing about the finer points of whether a cell phone will interfere with the aircraft navigation system or electrical system. The point is the CAPTAIN INSTRUCTED THE PASSENGER TO TURN OFF THE CELL PHONE! PERIOD! Who are you going to allow to be in charge of YOUR aircraft? You the Captain or the passengers? An airplane moving across the ground at 3 to 8 miles a minute is no place to have a IEEE committee meeting!