Synthesizers

If you could have one VST Instrument that emulated a hardware workstation, giving you enough polyphony to produce a complete arrangement with a fairly standard computer, would you be interested? Steinberg and Wizoo think you would...

I have just purchased the new Novation KS4 keyboard and want to have a complete drum kit playing in performance mode but there's nothing in the manual explaining how to do this! Can you program full kits to sound like the keyboard demo or must you use an external sequencer?