Schneier on Security: Software Problems with a Breath Alcohol Detector
http://www.schneier.com/blog/archives/2009/05/software_proble.html

Draeger, the manufacturer maintained that the system was perfect, and that revealing the source code would be damaging to its business. They were right about the second part, of course, because it turned out that the code was terrible.

A small note on how important it is to have access to the software we use in the the judicial system

"Draeger, the manufacturer maintained that the system was perfect, and that revealing the source code would be damaging to its business. They were right about the second part, of course, because it turned out that the code was terrible."

People surely are going to sue for this