Piloting skills
The MBA's that run commercial aviation to generate maximal shareholder value would rather not have any bodies on the flight deck. Silicon Valley assures us that cybernetics transcends human behavior in anomalous situations so that pilots are an unnecessary expense. Hull losses are a cost of doing business the bottom line impact of which is mitigated by aggressive legal action and publicists smoke and mirrors. How many airlines have failed because of accidents or flight crew errors? How many airlines have failed because of MBA incompetence? How many airlines were reborn under a different corporate name with the same MBAs managing them to carry on the pattern?