The History of Python (http://www.kt.rim.or.jp/~kbk/zakkicho/09/zakkicho0901c.html#D20090121-5) The History of Python: Personal History - part 1, CWI (http://www.kt.rim.or.jp/~kbk/zakkicho/09/zakkicho0901c.html#D20090122-2)