The thing is "knowledge of English" is not really like "knowledge of astronomy". > If I were a native speaker? Then for sure, by definition I could not have a

The thing is "knowledge of English" is not really like "knowledge of astronomy". > If I were a native speaker? Then for sure, by definition I could not have a wrong accent On an everyday basis I read/write/speak/listen to more English than my native language. Let's say Bob is born and brought up in a region where English is the dominant language, but not every English speaker would understand Bob flawlessly. Now, why is my semi-understandable accent less legitimate than Bob's semi-understandable accent, just because Bob is a native speaker?