With safety and security, more can be less (16 Dec 2004)
Thus, NASA's Genesis spacecraft suffered an embarrassing crash, apparently due to switches being installed upside-down. One scientist pointed out that even though the spacecraft had undergone reviews by more than 100 people, "this somehow got through despite the normal reviews and the additional reviews" (N.Y. Times, Oct. 16, 2004). Well, I suspect the problem was not detected in part because so many people were involved in the checks: use less people and the chance of catching problems increases.
Article URL: http://www.jnd.org/dn.mss/with_safety_and_secu.html
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