I get the bussing when several thigns happen. right before I am going to hear a voice in my ear... or down through my crown into my head and right before i get a visions...often i get a swoosh but sometimes a buzz. i would say you are hearing some extra energy being drawing nearer my new ear thing is a clicking in the left ear lol do you hear the celestial music 24/7???????? jsut my thought s on what you asked