It seems to me that the sizing of the empennage control surfaces would be based on the minimum control needed at near envelope situations such loss of an engine at MTOW and takeoff thrust upon...
Please tell us how old you are.
Al Baker's error regarding the GTF and the A320 is that he listened to John Leahy; that's what's not right.
It might, however, the Typhoon fleet would have to be retrofitted with a new system; currently they are equipped with probes.
Of course you do. Boeing hasn't stopped "making the very best Aircraft" that compete with the governments of European nations.