I just got home, plugged it in, and started testing. Apparently this unit only had a couple of hours on it, and my APS cable has only had a few hours as well.
First impression:

If audio equipment were women, the Pico would be the elegant but demure secretary that locks the door behind you and leaves deep gashes down your back from her fingernails. Some Tool and Ozzy Osbourne made the HD600's frigging ROCK.