>You guys will find the pcb side of things easy.  To fabricate the
>extruder head and the pcb board, if you have a mill or router, you
>can machine the extruder head easily.  Otherwise, you just have to
>find someone to print the parts for you or borrow a loaner.

Hmm, having had a look at the web page, I can see "yet another" project 
coming up.

Bootstrap should be easy - they have one of the powder printing machines 
here at work .... 

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