So, I have an Audio Engine N22 Amp and D1 dac combo going from my rMBP to some passive P4 speakers. Now, I just got the AKG K7xx headphones, and am considering the Schiit Audio Magni/Modi (2) Uber combo. (I need a dac/amp combo while at college that is for my dorm room). I hear the Magni/Modi is...