1. If your eyes follow the movement of the rotating pink dot, you will only see one color, pink.
2. Green Catastrophe: If you stare at the black + in the center, the moving dot turns to green.
3. Reality Shatter: Now, concentrate on the black + in the center of the picture. After a short period of time, many if not all of the pink dots will slowly disappear, and you may only see a green dot rotating.