Thanks for all the replies, I think I've finally decided on the Senn 280 HD's. I think when it all came down to it, the only real things the V6 had going for it for my needs were the portability and style (perhaps the V6 sound, but I can't really test that out), but I probably won't be wearing...

So after many hours of research and thought, I still cannot decide between the Sony V6 and the Sennheiser 280HD Pro. * Skip to bottom numbered questions if you just want to help out, a lot of the issues/questions are repeated in these two paragraphs (or if you don't want to hear yet another...