Based on your UID (plus I know you've been hanging around these parts for a long while) I would wager you are not a student in a US math class. This story isn't about you, so maybe hover your finger over the submit button before clicking to decide whether you are contributing to the conversation.
If you are a student, or (more precisely, because we pay for these devices) a parent of a student in the school system, this story has some relevance, because it's about what the bureaucracy requires whether you like it or not. This is good news for those people.
You, Mr. Frosty Piss, can use whatever calculator you want. Have fun with that.
Kind of dickish.
They got Itanic workstations for $10 each, they were all HP employees, and got Doom to run on it.
The person who makes no mistakes does not usually make anything.