> Sure, if you're an incompetent teacher. But then maybe, just maybe, you shouldn't be teaching at all. But the teacher that does this will have students with

> Sure, if you're an incompetent teacher. But then maybe, just maybe, you shouldn't be teaching at all. But the teacher that does this will have students with higher scores, so by all metrics they are not the incompetent ones. Like in software engineering, metrics lose meaning once they are used to justify rewards and punishments.