R2H2, obviously. It would be easier to do since you woudln't have to paint the melamine. You need to convince SeeMeCNC to produce more of the translucent blue carriages - they'd look great on an R2H2.
Hehe. Good idea. I'd need to cut & paste a voice sample together and get a little MP3 board triggered by the Mini RAMBo (so other things could be played back). I don't know that Jarvis ever said the word "print" though....