Comment by glenstein

What's new or pertinent here is the specific real world use case and who it's impacting.

>It comes across like the model did something wrong. It did not, as factually wrong outputs happen per design.

Again I would say that's why context is significant. You are strictly right, but it was applied in this instance for the purpose of faithfully representing grades. So I wouldn't say it's necessarily a matter of misunderstanding design, the errors are real after all, but the fact that it was entrusted for the purpose of faithful factual representation is what makes it an important story.