Designed to be easy, from the track selection (those high pitched sounds should have been a give-away for poor compression), to the poor depth reduction. I really wanted to be able to hear the difference myself, but alas I couldn't.
Pioneer VSX-1018AH-K, PDP-5020FD, DV-79AVi
Axiom M22s, VP150, QS8s
Sony PS3, surround backs