Oh, and in addition to NC headphones, if you're not looking to block EVERYTHING out, you just want something with a good seal. In which case I love these: [ame]http://www.amazon.com/Sony-MDR-V700DJ-DJ-Style-Monitor-Headphones/dp/B00001W0DH/ref=sr_1_1?ie=UTF8&qid=1304532589&sr=8-1[/ame] Awesome sound quality, bass, and a…