"Graeme Hogan" wrote in message
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Kwyjibo wrote:
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Ten Plane Crashes That Changed Aviation
Popular Mechanics | By David Noland | October 13, 2007
snip

Hmmm. No mention of September 11, 2001.
I would have thought those plane crashes would have made the list, given
the drastic changes that resulted.


No, because the changes haven't resulted in any increase in safety.


What about Tennerife

What was the significant inventions made to aviation to prevent this
happening again?