I sometimes wonder if the next step for expensive, elite universities will be to make exam-by-interview a thing, even for undergraduate work. Get in a room wit

I sometimes wonder if the next step for expensive, elite universities will be to make exam-by-interview a thing, even for undergraduate work. Get in a room with no electronics allowed, just you and the instructor/TA/whoever, and they interview you. Pretty quickly they are going to know if you learned the material or not.