He was probably talking about the DSP modes like "Hall", "Stadium", "Club", etc. They still make things sound horrible and fake.

DSP just means Digital Signal Processor. What's done with the signal processing is what counts.
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Pioneer VSX-1018AH-K, PDP-5020FD, DV-79AVi
Axiom M22s, VP150, QS8s
Sony PS3, surround backs
-Chris