I have had, and continue having, way above average use for my handwriting. It works for all sorts of math, quick diagrams on anything from geometric reasoning to electronics, composing tricky fragments of text, taking notes on something I'm doing that requires a myriad of easy-to-forget details, and so on.

But my 1st grade teacher and my 1st to 12st year classes variously agreed on how atrocious my handwriting was. Famously, my 1st grade teacher told my parents, "there's no hope". She was right. And, four decades later, it irks me to no end that every time I grab a pen and start writing, the ghosts come to look over my shoulder and judge. "Look at it, he's at it again. That 'f' looks like anything but... That's not a proper uppercase 'I'... you could summon a demon with it, but it would be a pitiful one. That 'g' is vicious. Is that a '1', a '3' or a '7'? Didn't we fail you enough times in basic arithmetic for that? Also, that line of text is sagging as much as your sitting, boy..."