This could be a fun one if you have something unique to print in

3D Printing
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This could be a fun one if you have something unique to print in a 4" x 4" x 4" volume.

Fab-In-A-Box? Just mount steppers and an extruder and you’re done. :wink:
http://www.shapeways.com/blog/archives/1889-The-Wired-3D-Print-Off.html