Hmm, this sounds like the whole SWP thing all over again. You guys just don't like how the FAA names things.
By the way, if you understand what causes LTE, then you should be anticipating it. Therefore, the only "unanticipated" yaw should be from stuck pedal, loss of tailrotor thrust, or engine failure.
I think you should learn a little bit more about helicopters before you make sweeping statements like that.
You could start by reading that 'excruciatingly long paper' !