If you are reading this, you already know that 3D printers are bringing about a revolution in manufacturing. Much like the industrial and computer revolutions, these amazing new machines will completely transform the face of manufacturing, distribution and consumption. But, for the moment, that is all just rhetoric, until current printer owners get up, lead the way and show where all the profits lie. Resolutions are improving and costs are decreasing all the time. Did you know for example, that 3D printing was used to create the suits of armour in Iron Man and the Aston Martins in the latest Bond movie?