"Most of us went through school and, by and large, succeeded. When we had education done to us, we experienced what I call the "just in case model" of education. We learned things just in case they might be useful. Just in case they might be on the test. Just in case we might look for a job in that area. Just in case you might study physics later on.
And a key reason that education developed this model was that the predominant mode of teaching, and hence learning, relied on the predominant technology of the day: paper. . . .