His solution to his space problem is actually very clever: he converted a small, inexpensive benchtop mill to CNC control, and put everything in a nice box that can be tucked away easily (Italian ...
Using familiar NEMA 23 stepper motors (the same motors used in the RepRap), he hacked his Proxxon MF-70 mill for CNC control. Adding a Sanguino and the stepper controllers from other projects ...