Earlier quoted context omitted.
A doctor for every person, a teacher for every child, available any time and for free.
A doctor is a lot more than just a black box taking the patients' descriptions and measurements, and running regressions on them. Doctors can touch, feel, understand, comfort in ways that our sensors or tensors (hah) can't. Same applies for a teacher too, in various other aspects. Reducing important professions into statistical models is exactly the kind of crappification that the author's talking about. The logical…
Sure they can, but many don't either because of lack of time, or quite frankly, because many doctors are bad at their job. And even in the best case scenario we will never be able to provide doctors to 100% of the population. For many people the choice won't be AI or a (free) caring, passionate doctor who has time to understand you and answer your questions, it's AI or nothing.
Same with teaching. A lot of people simply don't have access to teachers, and if even the ones that do, might not have teachers that have the time and knowledge to actually teach what they want to learn.