Originally Posted By: deedeedan
I heard notes and sounds that I never heard on the tracks before.

While it is true that drastically better speakers can reveal unheard sounds, this phenomena is mostly attributed to people with new equipment listening closer to a passage and thus hearing things they didn't in causal listening.

Pioneer PDP-5020FD, Marantz SR6011
Axiom M5HP, VP160HP, QS8
Sony PS4, surround backs
-Chris