Software Horror Stories

Bug , Feature Crap ,System Failure, OS Crash , Programming Error . these words may invoke emotion of annoyance,frustration,humor or anger but Have you ever heard of a horror story  related to software.
somebody has complied all the great software blunders which cost human life .

find them at the following link


http://www.cs.tau.ac.il/~nachumd/verify/horror.html

Now I hope programmer of world will code with proper attention .