Awesome, 20 years ago that we were going to think that these things would exist, iimpressions in 3d is wonderful, technology is progressing more and more and that is good? "in my personal opinion I think that if ..." my experience as a doctor tells me that it is important to create new avences for example in my career sophisticated devices that make the work of the doctor a little easier, perform operations and stay in shape perfect, to be able to diagnose diseases that we could not before, because we did not have devices to shake hands, in the whole field of science is very important, and I find it excellent to see this publication and as detailed as you explain it, wonderful apparatus.
Congratulations for your great post, greetings @vcelier