The voice is there. So why do so many of us still reach for the remote or turn on subtitles? The problem may not be volume, but everything that happens to dialogue before it reaches us: the mix, the codec, the television, the room and, finally, our own hearing and attention. In this article, I explore why intelligibility has to be preserved from source to listener — and how technologies such as DTS Clear Dialogue, SpeakBar and Auracast are approaching different parts of the s