3D Printing Is Useful and Will Continue to Be Useful For some, 3D printing might seem childish and toy-like. After all, what can you print in a 3D printer? A whistle or a figurine of a video game character, right? In fact, 3D printing is a powerful technology which is already providing significant savings to companies. Its future is even more promising. 3D printing is taking more and more branches of the economy by storm. Up until recently it has been used only experimentally by universities and large corporations. Today, thanks to companies such as Zortrax, it’s readily available. Just order a 3D printer online today and tomorrow you will be able to enjoy your new device. On the other hand, the question that’s often asked is: why 3D printing, what can this technology be used for? Pessimists like to show examples of minor, simple 3D printed items which could have easily been manufactured with a different method and maybe would’ve even been cheaper. However; 3D printing is...