I remember someone saying directional used for airplane so on say your going to fast and high so to speak instruments do not work as well or the same in ways so on.
But it is ok I understand topography is rare thing for people to look at considering most do not have a basic sense of geography.
It is a developing nation people for the last time ok. I am sure they do not appreciate the negative bs that people make it out to be law suit maybe in their best interest likely win big.