Annnd .. here's a followup one day later. I released the PND for the Open Pandora console, in case anyone is interested:

http://boards.openpandora.org/index.php?/topic/7405-here-is-...

Added fullscreen support and wrapped it in a launcher for file selection, courtesy of PickleLauncher (helpful utility for precisely this sort of thing in the Open Pandora scene..)