This page has some obnoxious scrollbar-breaking behaviour. Why do people do that? Even if you think you know better than browser developers about how the scrol

This page has some obnoxious scrollbar-breaking behaviour. Why do people do that? Even if you think you know better than browser developers about how the scrollbar should work, shouldn't it at least be consistent? Even if you think this is the "correct" way to work, isn't it better for it to be broken everywhere in a predictable way than to be occasionally correct and impossible to predict?