If you want to drive a millennial to mental/emotional self-destruct tell him he’ll have to live on canned food for a month. Then give him instructions on how to use a can opener - written in cursive.
How many o’s in Spaghetti o’s?
What was the point of cursive? It was to write faster. Not needed any more in today’s age of typewriting on computers. Cursive is no indicator of learning capability nor usefulness nor proficiency.
I have had multiple bosses who never took a calculus class, don’t even know what calculus is. The ones who DID pass calculus were far and away better bosses, more capable than those who had degrees in sociology or no degree at all. Calculus is a far better measure of proficiency than cursive.