Yes, that was interesting. I read about it at the time (I was doing Ruby around then). Another one on the same lines was Mark Pilgrim (author of Dive into Pytho

Yes, that was interesting. I read about it at the time (I was doing Ruby around then). Another one on the same lines was Mark Pilgrim (author of Dive into Python and similarly-named books for Python 3 and HTML 5, IIRC).