This is no gif, my friends. See all of that crazy movement? Well, if you focus on the black smudge to the left of center, everything will suddenly stop.
The simple placement of colors and stripes is enough to make our brain imagine movement. There’s simply nothing moving in the picture, but the way in which we perceive it can be so convincing. Moving your eyes around this image demonstrates the power our brains have over our understanding of our environment.