Rules in UK and USA are meant to avoid anyone claiming compensation ("Any deposit on wing surface = no go"). Rules in other parts of the world are based on experience and real life.
Have you seen so many yellow-painted kerbs, steps and "Mind your Head" signs in any other part of the world? No, they realize people are not dumb!
But, of course, the initial poster is a BA pilot (= GOD), against a pilot from another country (do it the UK way, robot and proud of it)