OK, so in another earlier thread I asked for help in spending my $350 in Blackjack winnings from Atlantic City. The debate was over new, hi-end cans or a new, higher-capacity iPod. I've since decided on new headphones, but I have it narrowed down to two worthy competitors: Sennheiser HD650s...

So, I returned from a modestly profitable trip to Atlantic City (thanks to a few nice Black Jacks) and an extra $350 for my headphone habit. But I am on the horn of a dilemma: Do I: a) invest in a pair of "real" set of audiophile headphones (I already own a pair of Senn HD595s, ER6is, and...