You don't have to wait for an FAA rethink to use your iPad on an airliner below 10,000 feet -- if you're part of an American Airlines crew, that is. As of this month, the air carrier is the first cleared by the FAA to use iPads in the cockpit at every point during a flight. The program starts just with Boeing 777 pilots at first, but it should eventually grow to save $1.2 million in weight-related fuel costs per