Disclaimer: My opinions are just my own. They do seem to be in contrast to some others' experiences, but we all have different preferences.   I heard great things about this headphone, and really wanted to like it. I can see why they are popular, and they indeed are fun. However, I'm a treble-head, and as one who was spoiled by the beyerdynamic DT880's, I hated them.   (TL;DR: I bought these new from Headroom. Compared to the beyerdynamic DT880's, the HiFiMan's have much, much better bass impact, a fuller body on all frequencies, and less...