But why do they want to charge based on usage? Their users are already subscribed. It’s not like they run cloud services or anything. There is literally no cost to them except for the self imposed analytics stuff.

I agree, I think a good compromise like school owned, locked down devices would still achieve the same thing

A calligraphy test is not irrelevant if you are studying to LEARN calligraphy. If you are arguing that calligraphy as a subject doesnt need to exist then fine then don’t study it. But you don’t learn it by asking AI to do it for you.