Recently I stumbled upon this webpage which shows how to use a TSP solver as a halftoning technique. I began to read about related concepts like dithering and stippling. I don’t have any background in photography but I can appreciate the visual appeal of these techniques. As I understand it these techniques were first invented to save ink for printing. However nowadays printing has become cheaper
![Halftoning with Go - Part 1](https://cdn-ak-scissors.b.st-hatena.com/image/square/27ca6d45b1fc003ef0c91c0f40816be98c3637b4/height=288;version=1;width=512/https%3A%2F%2Fmaxhalford.github.io%2Fimg%2Fbelle-ile.jpg)