One of the obstacles to jumping headlong into the additive manufacturing milieu for many people is often the expense of the 3D printer itself. Further, for those intrepid, budding engineers, designers, makers, and artists, an initial foray might more reasonably and affordably involve logo-instructables-01using a less expensive and complex machine. Enter one Instructables contributor, “mikelllc,” who has designed a make-it-yourself 3D printer that is constructed largely from recycled electronic components. Currently, only about 12.5% of all electronic waste, or “e-waste,” is recycled. Instead, the majority of cast-off electronic products — around 20 to 50 million metric tons per year worldwide...