The author's comment on access to a mediocre/unknown university instructor for a high fee vs free access to a very good set of lectures (Khan) is one of the doubts that led me to quit my job as a college instructor. I had kind of the existential "what are we doing here?" question -- why are students coming here and paying us money when better instruction is available for free online? Combined with a couple of educati…
For every one student who is very driven and motivated to self-study, there are 99 who are not and need the coercion of a teacher and threat of a bad grade to study.
(I think there was an Army joke saying something like "private X is able to work when cornered and closely supervised", or something like that.)