Thanks for the welcome! This place is great, I feel like I've been listening "badly" though lol. I read (on amazon review) that the IE6 doesn't have great noise isolation, which I actually consider a feature for my requirements. I'm almost nervous about pulling the trigger on a new pair of...

It looks like I'm between: http://www.amazon.com/Sennheiser-IE6-Dynamic-In-Ear-Headphone/dp/B00125UBUG   and the Bose IE2 (http://www.amazon.com/Bose-327279-0010-Bose%C2%AE-audio-headphones/dp/B003XU6H8I/ref=sr_1_1?ie=UTF8&qid=1287584842&sr=8-1) edit: updated link. 

I have Bose in ear headphones that I got last December. They were great but unfortunately the wire got snagged on my jacket last night and now the left channel is dead.    I don't know a lot about headphone technology but enjoy good sound and am taking this as a chance to upgrade. I have a...