Perhaps the MP3 Player will have a vocal (center) cancel feature? Yes, I know other companies have it already, but it still would be nice.

Maybe it will have a Chord Sequencer? The new Korg's have one.

Ian
_________________________
Yamaha Tyros4, Yamaha MS-60S Powered Monitors(2), Yamaha CS-01, Yamaha TQ-5, Yamaha PSR-S775.