If you look at the opening of 'Private Ryan,' you are so in the point of view of those guys and there is a whole world swirling all around them. You are learning that geography as they are learning it. ↗
I have many times thought I did the wrong thing, but the reason was not to be a medical doctor - it was just to have the information. But then, maybe I was wrong, I don't know. ↗
There is a new way with very very tiny fiber optics, which give an enormous high resolution. There are many many thousand fibers, very very close together with a very small diameter. ↗