Comment A video can't answer questions. (Score 4, Interesting) 110
It also isn't nearly as good as a real teacher at inspiring students, and when a student doesn't get it, a video can't think of an alternate way to explain the same issue, or find an analogy the student understands.
This hatred of teachers becomes a downward spiral. We hate them, so we won't raise their pay, so fewer good people are inclined to take up the job -- who needs the hatred and the low pay? -- and so the quality gets worse, and down it goes.
Khan Academy is great, but it's only assistive technology, not a substitute for the real thing.