At the same time the U.S. Federal Aviation Administration is easing restrictions on the in-flight use of electronics for passengers, it is tightening its rules on electronics usage by pilots. A new FAA rule (PDF) published on Tuesday prohibits the personal use of electronic devices by flight crew members while an aircraft is being operated. It is an addendum to the FAA's 1981 "Sterile Cockpit" rule that requires pilots to refrain from non-essential activities during critical phases of flight. This final rule will prohibit flightcrew members in operations under part 121 from using a personal wireless communications device or laptop computer for personal use while at thei