Handwriting Recognition Stinks

The other day some of us were trying out a gadget with some handwriting recognition built into it. It did very well with words and phrases like "hello world", recognising them with 100% accuracy.

Some bright spark had the idea of trying it out with some mathematics. Nothing complicated, just

x2 + 2x = 3

Its attempt at recognition, I kid you not, was this:

stink--]