On this episode of Reasonably Sound, Mike Rugnetta considers noise-canceling headphones, whether you use them for cross-country flights or to mute your Simply Red-listening neighbor. He tells you how they work (and don’t work), why the notion of neutral technology is a bunch of hooey (sorry, Chomsky), and that silence is a lie.ALSO MENTIONED:- Weird warbles- Rare factions- Oculus Rift- Weirdly racist film stock- Harvard’s anechoic chamber- John Cage’s 4’33”- Wearing noise-canceling headphones while listening to John Cage’s 4’33”