Story of a derivative trader

rediff has a nice story on derivative trader Nalin Pasricha
http://in.rediff.com/money/2005/nov/11perfin1.htm

This story reminds me of a close friend who wrote a deadly software to do program-trading but had to wind up, due some losses incurred, but I still think that he had a deadly software and someday, he shall be back with a smarter solution :))