First invented in 1981, 3D printing has become increasingly versatile. More than 100 000 patients have received 3D printed replacement hips in the last ten years. Recently a new company has prototyped a 3D printed home which can be printed from concrete in less than 24 hours, for less than R60 000. (http://bit.ly/2UwZwm0, https://invent.ge/2F8309u)