We all loose high frequencies perception with aging ...
But music and even sound qualities are first qualities , meanings, non linear wholeness which are not contained in the Hertz -decibel number linear windows and map ...
My ears had lost their acuity as it is normal for 72 years but i can perceive very distinctly minute differences in sound qualities because they are meaningful for me ...
If i was wrong , audiophiles passed 35 years old must give back their club membership because passed over 35 we perceive :