Airbus alpha floor automatically commands maximum thrust when angle of attack approaches critical limits - and Air France 447 reveals exactly what happens when that protection boundary is crossed.
Mode confusion - the dangerous gap between what automation is doing and what pilots believe it's doing - remains an unsolved root cause in major aviation accidents.
Airbus's normal law system prevents pilots from exceeding flight envelope limits automatically - a proven safety advance that also fundamentally changed who has final authority over the aircraft.