Alright.  I Amazon'd the DJ1s :)

I think I'm going for the DJ1s, as the $100 or so price difference doesn't seem to be worth it.  I don't have a place locally that sells them :(.  From what I've seen I think there's different versions of the DJ1, but I don't know the specifics.  Is it worth spending more to get it off of the...

I think I'm going to go with the Ultrasone DJ1s.  Any reason the d2000s would be better?   Also, where do you guys recommend I buy from?

Ok, I'll check out used ones for sure then.  Is eBay pretty much the standard for buying used headphones? 

Ok, fantastic.  As far as headphones go, is buying used a good idea?  Typically with electronics, I don't buy used, but I don't really know anything about the life of headphones.   Thanks so much.

Is there any difference between the 580s and the DJ 1s?  I heard they were the same :O

My budgets around $200-300 dollars, but I'm willing to stretch it a bit if the quality of a pair is worth it.  I listen to a lot of dubstep, so bass is important.  I also listen to indie occasionally, and other electronic often.  I've heard that the Ultrasone HFI 580s might be good for me, but...