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…
Have you watched khan academy videos? Or online lectures in general?
90% of it is complete garbage. You can listen to Sal repeat every sentence 5 times if you really want to, but are you actually learning?