American Airlines would like you to pay for movies and shows you're used to getting for free to give you a new way to keep yourselves entertained at 30,000 feet. The airline is testing Aircell's forthcoming service that will let you stream flicks and TV programs to your own WiFi-enabled device. Aircell, the company behind Gogo in-flight WiFi, is curating the library of content, and for now, it's unclear just how extensive the selection will be (last time we checked, the company was staying mum about content partners). And we definitely wonder how smooth the streaming will be on a crowd