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Old August 25th 03, 07:10 PM
Rand Simberg
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Default PRA - Public's Risk Assessment on Safety

On 25 Aug 2003 17:50:01 GMT, in a place far, far away, Pat Flannery
made the phosphor on my monitor glow in such a
way as to indicate that:

To me it seems that the root cause of our crew losses in spaceflight
hasn't been single point failures, but things that were in themselves
not working optimally, and in combination with other less-than-optimally
working systems led to catastrophic failure by unforeseen interactions;
as examples:


That's true of any well-designed system, by definition.

http://www.interglobal.org/weblog/ar...50.html#002950

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