https://en.wikipedia.org/wiki/In-flight_entertainment
In-flight entertainment (IFE) refers to the entertainment available to aircraft passengers during a flight.In 1936, the airship Hindenburg offered passengers a piano, lounge, dining room, smoking room, and bar during the 2 + 1 ⁄ 2-day flight between Europe and America. After World War II, IFE was delivered in the form of food and drink services, along with an occasional projector movie ...