> Isn’t this a description of native vs non-native speakers in many languages? Not necessarily. The key idea from the article in the phrase "specific to their

> Isn’t this a description of native vs non-native speakers in many languages? Not necessarily. The key idea from the article in the phrase "specific to their own culture". There isn't one English in the world. There are now many versions which are bound to cultures and differ in the idioms and sayings used. Think about all of the sports based sayings and metaphors you are used to. Many of them won't mean much to English speakers in other countries. Either way, communicating with people from other cultures, even when using the same language, remains a sticky wicket.