> DCS is 4-channel compressed audio. It's somewhat akin to streaming 4 seperate
> ~128kbps MP3's simultaneously. DCS on the arcade machines is handled by a DSP
> chip, but to decompress and playback the streams in an emulator requires some
> serious CPU time.

The DCS chip is just *very* powerfull, moreso than a lot of CPU's, and the above is spot on, but also bear in mind that it also has to run Visual pinball and Vpinmame as well as the DCS emulation, all of this together makes it a real system eater, especially when lots of things are going on,

Six...

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