My primary setup is Schiit Modi Multibit > BH Crack > HD650 and I love it. Now I'd like to upgrade my system at work so I ordered another Crack as well as a S.E.X. amp and am looking at a new DAC. After Mimby I think I'm hooked on R-2R so I'm considering these 3 DACs: Schiit Modi Multibit: The...