>>45300011I thought it was dumb. Because it supposes that no high-pitched sound has ever happened anywhere close to that door before. Even though it's even written in a language that people can understand.
The one for Regirock is better, as is the one for Regice. I still wish that they hadn't just directly told you the entire hint on arrival though. I was able to open each door immediately other than the choice shrine, since I hadn't collected the first three Regis yet when I found it.