Healthcare industry insiders joke: Any theory of the current state of medicine that involves a cardio-thoracic surgeon feeling like they are not completely irr

Healthcare industry insiders joke: Any theory of the current state of medicine that involves a cardio-thoracic surgeon feeling like they are not completely irreplaceable, one-in-a-trillion geniuses/minor deities, put here on this planet to spare us lesser mortals (as scheduling allows) seems... improbable.