Here’s a view of the control room with the LCD projector (visible in the upper left corner) showing a movie image above the Mac Pro’s displays (since replaced). Video can slave to whatever’s running on the Mac Pro, G5, or 2” analog deck.

 That’s me on the screen by the way, film star for a day. It’s from a video my brother shot of me a while back aboard “Presto”, the sailboat
 I owned at the time