Cool, after the Blu-ray player, I'd say something to drive the M80's would make you real happy. Since you don't like to use the sub while listening to music, a hefty 2 channel amp will really help out the lows on the M80's. It's nice to hear that your Denon drives them well regardless.

A: Epic 80 * 600 / Integra DTC-9.8 / A1400-8
V: Samsung HL-S6187W / Tosh HD-XA2 / PS3 / Oppo 970HD