Just did a survey for e-frontier and from the questions asked it appears to me that a color version is on the way!

And don't forget about Comic Book Creator for $29. You have to create in another application but it puts it together for you rather easily.

Your looking at video hardware which isn't going to be cheep. It sounds like what you want is a video mixer, three video output devices, and a projector.

Then again there might be something in the software area like Toaster (NewTek) that you mix live with transitions etc.

Does Moho not do tweening?

I have QuickTime Pro and yes it certainly does support MPEG 4.

Geesh, that was very good! I just wonder how long it took to put together?