/r/3Dprinting: 3D printing news - /r/3DPrinting is a place where makers of all skill levels and walks of life can learn about and discuss 3D printing. - December 19, 2022 - 04:38
/r/Damnthatsinteresting: Damn, that's interesting! - The most interesting place on reddit - December 19, 2022 - 04:36