The point is that trying to hit 0 would be a huge breakage that would fragment the language, and there's no actual evidence to suggest such a thing is actually necessary.
It's like your front door's lock. It doesn't have to be unpickable, unshimmable, absolutely secure. It just has to put up more of a fight than a brick through the window.
It's like your front door's lock. It doesn't have to be unpickable, unshimmable, absolutely secure. It just has to put up more of a fight than a brick through the window.