Yes, human "experts", and when you go to your neighborhood hospital Dr, you are not getting (typically) an "expert" in the field, so, by AI performing as well as human "experts" it is provides vastly improved diagnosis for patients. So irritating about the human expertise false baseline of expertise. So defensive. Same with self driving cars, already it is clearly superior to the "average, distracted, unpredictable" driver which is the actual baseline to beat.