> This is, of course, a nod to the classic comedy sketch by Vihart As a big fan of Vi Hart I was surprised to read that she wrote or was involved in that "clas

> This is, of course, a nod to the classic comedy sketch by Vihart As a big fan of Vi Hart I was surprised to read that she wrote or was involved in that "classic comedy sketch". As far as I can tell, after a few minutes searching, she was not.