So, it becomes utter nonsense. We know what people are trying to say when they write "normal hearing", there's no need to do these intense navel gazing over that word or phrase and see who is saying it.
"Restriction on free thought and free speech is the most dangerous of all subversions. It is the one un-American act that could most easily defeat us."
-Thurgood Marshall, former Supreme Court Justice
"... turns out they are telling the truth