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. ↗
Eating apples is good on so many levels. There's fiber in the skin that's really good for you. It helps with digestion and helps you absorb all the nutrients of everything you've eaten that day. Apples are a really good thing. ↗