Actor Paul Rudd voiced his opinion on the necessity of airplane mode during a May 27 podcast appearance, labeling the requirement as "nonsense." While acknowledging a potential, albeit minor, interference with pilot communications if many devices are not in airplane mode, Rudd admitted this was based on an article he once read. Federal Aviation Administration regulations mandate passengers switch mobile devices to airplane mode during flights to prevent potential interference with the aircraft's navigation and communication systems. Aviation experts confirm this is a safety measure, particularly crucial during landings, to avoid compromising precise navigation signals, though there's no definitive proof of cellphones causing a crash.