On large street posters you just need to walk closer to shatter the illusion. When you’re 100 m away, the picture looks perfect. Once you are close enough to touch the picture, you can clearly see that it’s composed of lots of small dots, and the colors are not even close to what you assumed before.
If you have some magazines or other print media around, take a nice magnifier of some sort to it. Or take a picture and zoom in
On large street posters you just need to walk closer to shatter the illusion. When you’re 100 m away, the picture looks perfect. Once you are close enough to touch the picture, you can clearly see that it’s composed of lots of small dots, and the colors are not even close to what you assumed before.