>>I believe this where the all moving tailplane comes in as it is powerful enough to out trim the effects.<<
Indeed so.
And, which large transport jet uses same?
TriStar, of course. The -500 model even better, with MDLC and ACS.
Simply a better design.
Ahhhh, Lockheed
Sorry folks, just could not resist
Will fly the old girl for the next few months, and a pleasure it is...without a doubt.