In a movie theater, you can get up and walk out at any time you wish, and you don't have to show up two hours before the movie starts.
I don’t understand - WHY did the pilot decide to “divert the plane anyway” AFTER it was explained to him what the teenager was doing. Doesn’t make sense. What was the diversion for? And, did they REALLY have to do all that searching and questioning. Come on, people, get a grip!