Education should be recast as a sort of MMORPG instead of a physical campus. Would be 100th or 1000th the cost and achieve 80% of the results. Kahn Academy and the like are a start.
a growing portion of the bloat discussed in this thread goes toward increasingly luxurious lodging, amenities and services
generally agree with your broader point, with caveats (e.g., how the credentialism encouraged by the university system might be considered an obstacle to personal and civic development)
I don't think the system you're proposing would work for open-ended subjects.
"Hey Siri, could you go back over step 3 for me? Where did you get the X-squared term in the denominator?"