Roland recently updated the System-8 (see our review) to include a JX-3P plug-out. This was included in the System-8 OS v 1.3 released on 808 day. Its a free download to owners of the System 8.
Player Mike Pensini just posted a video using the JX-3P and other plug-outs:
Deep look at the new generation interface
Artist, Producer, Remixer and Performer
Desktop polyphonic MIDI and CV/Gate