Ok, Replaced my Sony STRDG510 with a Marantz N1501.

Now the speakers aren't being castrated by the amp....

Big improvement to both the sound and the picture quality. I Highly reccommend having an HDMI switching Amp rather than a pass through if you have a PS3.

Now this is how you learn Philosophy :

http://www.youtube.com/watch?v=Tm0Uq08xXhY