The failure and the correct response was well understood by June 2009, the industry had had many such events and information was out as early as 2006 on how to treat the failure when the aircraft is not at immediate risk
Indeed ...
But some reports readings indicate the contrary ..
Why didn't this crew know this and why did they respond the way they did prior to the stall
How many (in the UAS incidents before AF447) crew applied the correct procedure in force at date ?