How many of these young footballers and athletes have done this before that you are we of and how many are most likely to go this route based on your observations?
Do you remember Cristiano Ronaldo's gummy smile, crooked teeth and skin treatments? After joining Manchester United this young Ronaldo spent lot of money on these. Dental veneers and facial cosmetic work played big role in global brand he is today.
I do not see the need why the first thing that comes to your mind after making money is to adjust this and that from your body because you want to look socially appealing to yourself and to people.
In fact, even if you change yourself on outside, if you don't have inner mental confidence then it's nothing more than a temporary, tasty plaster.
However, in Vini's case, the matter goes little deeper.
Since joining Real Madrid at the age of 18, the amount of racism and online bullying he has endured, not only for his performance, but also for his appearance, smile type and skin color, is enough to shake mental health of any person.
I think that low self-esteem was not his main objective here.
Rather real attempt was to silence the critics and establish himself as polished global brand.