I wonder if it would be useful to have a mission control style setup that could be used in an emergency. So the pilot has a problem, the plane broadcasts data,

I wonder if it would be useful to have a mission control style setup that could be used in an emergency. So the pilot has a problem, the plane broadcasts data, humans analyse the problem, and then give advice to the pilot. The staff would specialise in an aircraft type, and do regular simulated training.