Do you think having a perfect accent is possible?
For all practical purposes, I don’t really think so anymore unless a) the sounds in your native language happen to coincide with those in the language you’ve learnt or b) you’ve learnt the new language since childhood.
Let’s take the language that is the most learnt in the world: English. I, for one, haven’t met anybody speak absolutely without an accent.  Seriously. I have met a lot of people with I could say …

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