Totally agreed; this is exactly the generalized message I took away. How many "lessons" (goals) could we tailor to the desires of the "student" (user) as a sub

Totally agreed; this is exactly the generalized message I took away. How many "lessons" (goals) could we tailor to the desires of the "student" (user) as a substitute for enforcement mechanisms? Surely not all, but many more than we're presently doing.