Everyone who writes safety critical software should read this

Sean Kelly sean at invisibleduck.org
Mon Nov 4 12:09:25 PST 2013


On Sunday, 3 November 2013 at 03:03:58 UTC, Walter Bright wrote:
>
> Nobody pretends that the Space Shuttle flight control computers 
> are safe. There are 4 of them, plus a 5th with completely 
> different design & software in it. This is coupled with a 
> voting system.

I heard they're retooling that system after the last design fell 
victim to the "hanging chad" problem.


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