See E this is a PERFECT example of my intellectual limitations. I think there is no "sound" if a hearing being isn't there to hear it. Of course there are still vibrations. But sound REQUIRES a hearer to me. SIGH. I wish I were smarter. "The sensation produced by stimulation of the organs of HEARING by vibrations transmitted through the air or other medium". That is the first definition of sound in the dictionary. I'm stuck in a rut because "hearing" is an integral part of the meaning. See my problem? 'm