I would also checkout a Bryston BDP-2. Since it caches tracks in memory before play, how data is stored is not important to sound quality. You can use K-01 Coaxial RCA to BDP-2.
Esoteric K-01 and Mac music server
I am considering the Esoteric K-01 as my digital source and also want to know that it works well with a Apple Mac as High Res music server. Does anyone have experience with this unit or the K-03 with a mac?