Vasarely was the master of this. Absolutely insane technical skill required to calculate and sketch the geometry, and mix and paint shades so precisely. And it

Vasarely was the master of this. Absolutely insane technical skill required to calculate and sketch the geometry, and mix and paint shades so precisely. And it never even crosses your mind, because you're too busy looking at the image. https://www.wikiart.org/pt/victor-vasarely https://www.wikiart.org/pt/victor-vasarely