Fontifier turns handwriting into fonts. There have been services that do this for years, but Fontifier makes it gratifyingly immediate: you print a grid from their site, scrawl your letters onto it, scan it, upload it, and then download a font. The whole process takes about ten minutes.
After seeing the resulting font, I'd take a little more care with the letters next time, especially their alignment to the baseline (look at the n's below). And I'd try to get them larger (in pixels). But the results are pleasingly familiar: