I already posted this in the Denon appreciation thread, but for anyone that doesn't wander their way into there I figured I would post it here.   Found this very interesting writeup on the new AH-D7100's with listening impressions before during and after burn-in. It also seems to have more...

First off, the headphones I have are creative ep630's I am wondering if I have a defective pair of these earphones or am I just experiencing something normal with canal phones. When I go to insert/push them in my ear and a the seal start to form, I hear a loud pop/crack from the headphones...