> To take your point farther, I've met plenty of people who've learned their second language as an adult and can speak nearly accent free. I've seen some insta

> To take your point farther, I've met plenty of people who've learned their second language as an adult and can speak nearly accent free. I've seen some instances of this, for instance Russians learning French. My guess is that it's possible if the native language phonemes are a superset of the second language.