Am I crazy if I actually prefer the sound of my Koss portaPros to my Sennheiser HD 595s? The Senns are more detailed and clear, of course, but they sound flat and too bright in comparison. Less involving and musical, somehow. So here's the question: Is there a good upgrade from the portaPros...

Help! I've got upgradeitis... I've been lurking these forums for a few days, and I've already reserved the Headfive and I'm seriously considering buying some hd650s. I'm using an x-fi soundcard and Grado sr80s at the moment. My question is: Would the Headfive and the Senns be a bad...