@geoffkait
If you mean the pseudoscience statement you posted earlier? its NOT proof in any way, its a statement with NO actual test data to back it up. If you ask me your quote below is proof you do not understand how AC current works! If you said this in any electrical engineering class your classmates would laugh you out of the room!
>>>>Didn’t you get the memo? Maybe you were sleeping. You don’t need to be concerned with any signal travel in the “opposite direction,” only any signal travel toward your speakers, I.e., the correct direction. Follow?