When we plan a walk, we usually do it very consciously: we want to get from point A to point B and we then take the shortest road, the fasted road, the scenic route, the road that also passes by our favorite café…
How would a completely random walk look like, what if at each intersection we let “fate” determine in which direction we go? Where does that take us? No GPS is capable of planning such a completely random trip: moving around must apparently always have a purpose…