黑料正能量

When asked what he does in his spare time, Lynn Roth 鈥�99 mentions his 3D printer, home built with the help of open source plans. He鈥檚 printed 鈥渄oodads,鈥� his catch-all word for a variety of objects to replace, repair or decorate things around the house for his wife, Anita, and a horse or two, as