The galley is a main source of in flight fires. I'd expect such systems to be classified as critical to flight safety. Obviously not as much as the auto pilot,

The galley is a main source of in flight fires. I'd expect such systems to be classified as critical to flight safety. Obviously not as much as the auto pilot, but it is still a system that could bring the plane down if an oven or cofee pot shorts. IFE, on the other hand, is not.