Replace the numbers with URIs, i.e., each box has a unique URI and it links to only a single URI (think of a page on the Web or a person in a social graph). Sta

Replace the numbers with URIs, i.e., each box has a unique URI and it links to only a single URI (think of a page on the Web or a person in a social graph). Starting at a certain page, what is the probability of visiting it again? What happens when each page has n links (boxes have n numbers in them)? Interesting.