For French air accident investigators, trying to extract meaning from the shreds of information about the last minutes of Flight AF 447 must be excruciating.
They have neither the flight data recorder nor the cockpit voice recorder. Both are thousands of metres below the surface of the Atlantic.
Instead they have a series of messages sent out over a satellite network called ACARS.
The ACARS messages themselves have not been released but an unverified list has been leaked. The BBC cannot vouch for its accuracy.
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What is clear is that the crew, who should have been able to see some of these warnings on their cockpit displays, would have been assailed by demands for action from the aircraft's systems.
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http://news.bbc.co.uk/2/hi/americas/8086111.stm
Kindness
mudra