Sure, but there are those 30,000-50,000[0] times a year that humans get it wrong too.
Would you rather have surgery from a human with a 90% success rate but a 0.0001% of a heroic save, or a robot with a 98% success rate, with the bonus that the robot will only be getting better with more adoption.
[0] https://en.wikipedia.org/wiki/List_of_motor_vehicle_deaths_i...