Originally Posted by Flagon
"For example, if there had been a protection state in AFR447 that motored the THS to zero NU as soon as there was a stall indication" - a sensible idea, Ian, BUT now remember you have to build in protection against a false stall warning!
Far better to have homo sapiens trained to move the THS - and do it?
Far better that the stab trim does not move automatically when hand-flying!