Bringing the tool changer story full circle is Josef Prusa, with a simple post on X of a popcorn emoji and a close-up photo ...

Several competing brands sell 3D printer assembly kits online for less than £300 and its feed materials, plastic filaments, for less than £20 a kilogram.

There is a wide range of options for 3D printers suitable for beginners, but it can be overwhelming to navigate the setup, printing and finishing process.