I went with 80ohm also, figured this way I could still use them on my laptop when not using on my amped sources, even if it's not ideal. Better than 250ohm though.   $160 shipped via a reputable seller on ebay supposedly 60 day no questions asked return policy. Hopefully I won't need to test...

I have a quick question for you all if someone would indulge me.   Is there a volume range in Windows 7 where you can listen to 598's and not expect people 2-4' away to hear? There are so many vague descriptions out there on the leakage of these that I'm finally just asking myself. Can you...