We have produced a 90-second video (click on this link to view the video) showing a 'random walk' (a particular case of a Markov process) evolving over 400,000 steps. Figure 1 below shows the last frame (out of 2,000 frames, each one with 200 new steps). Figure 1: Last frame of the video:  darker areas correspond to locations visited long ago The video consists of 2000 frames, each showing 200 n…