https://www.musical-u.com/learn/can-you-learn-perfect-pitch-a-new-scientific-study-aims-to-find-out/
There are few topics in ear training more contentious and misunderstood than “perfect pitch”.
Even the name is a source of confusion – it’s not about pitching notes perfectly, and it often isn’t a perfectly-reliable ability.
In fact, that’s exactly what a new scientific study aims to explore more fully: whether or not perfect pitch is an “all or nothing” skill, and what level of skill people who train their ears for perfect pitch can achieve.
In this article you will find out if you can learn perfect pitch.