Vaporwave generator. I like it.
sample david
sample portrait5
sample dog
Very painterly!
Hmm, rearranging pixels?
[1][2][1][2]
[3][4][3][4]
[1][2][1][2]
[3][4][3][4]
Moving one in a set of four to the first position. Repeat 100. Edit Processing done in half size.
Bonus: could double as a fun edge detector.
Yes, it is one of the good ones: many people find it useful.
what are the bad ones ?
An absolute difference comparison between two images from an exercise with @garagecoder. Clearly, we aren’t doing the same thing. Anyway, it happens to look like an abstract desktop wallpaper. 
