Did anyone else see this great article in the NYT yesterday about Vi Hart?

www.nytimes.com/2011/01/18/science/18prof.html?src=me&ref=homepage

She is a self-described mathemusician, and her math doodle videos are fantastic. Our kids couldn't get enough of them last night.
Here's a link to her youtube video mentioned in the article, though there are many others we enjoyed, too.

www.youtube.com/user/Vihart#p/u/7/e4MSN6IImpI