Though I do genuinely hope that the project is a success, as it will provide a low cost 3D-Printer for future people. And it will not require writing all of your own firmware and interface software, and design all the hardware to keep a 3D printer under $150. These are the reasons I designed my own, wrote all of the Firmware/Software (some of it three times, anticipating future changes in the controller used (I will be switching to a Parralax Propeller P8X32A eventually for the controller.