I think that the original comment has some anecdotal truth - because the vast majority of people do not spend the effort required to speak their second/third la

I think that the original comment has some anecdotal truth - because the vast majority of people do not spend the effort required to speak their second/third languages without an accent. You have to do silly exercises and stuff for very little gain in the end. You're better off learning a 3rd language. Professional Actors do it all the time, they spend a lot of time practicing (and I assume money) being trained by Speech Therapists to different perfectly.