> I just don't think any of the authors have really worked with a 3D printer hands on. There's another problem - the authors of such articles don't understand

> I just don't think any of the authors have really worked with a 3D printer hands on. There's another problem - the authors of such articles don't understand "real manufacturing". Even when they do work with a 3D printer, they don't understand the gap between what it does and what's "real manufacturing" requires.