Another good source is: http://www.damninteresting.com/a-potentially-disastrous-design-error/ http://www.damninteresting.com/a-potentially-disastrous-desi... A

Another good source is: http://www.damninteresting.com/a-potentially-disastrous-design-error/ http://www.damninteresting.com/a-potentially-disastrous-desi... Apparently it costed $8 million to repair.