If you have to ask you’ll never know but… perhaps one could say the wheel just got a little rounder. We’re calling it the Servo and this be version 0.2. Version 0.1 was dismantled in order to put together this new prototype. If my arms were long enough, I could tattoo from across the room… sometimes I do it with my foot on the wall, or in various odd positions, just to amuse myself. Works like a charm.