By Jason Bittel
Everybody is familiar with “Six Degrees of Kevin Bacon,” right? Well, according to a Hungarian physicist, the Internet works basically the same way. Despite there being something like 1 trillion pieces of Web out there (websites, hosted images, videos, etc), you can navigate from any one of them to another in 19 clicks or fewer.
I have a sneaking suspicion you may not be all that impressed by this, given how much we take for granted the near omnipotence of sites like Google. But you’re probably underestimating how many cat videos go into a trillion.
Unlike connecting Hitler to Kevin Bacon, Albert-László Barabási’s conclusions are no party trick. His analysis (which is actually two years old but was just recently published in Philosophical Transactions of the Royal Society) showed that whether you look at a small cross-section of pages or the whole shootin’ match, 19 clicks should be more than enough to get you to the center of that Tootsie Pop. This information could help change the way we gird our most important Internet structures.
The truth is, the vast majority of the sites online aren’t all that linky, especially with the sorts of random connections necessary to
Source: Future Tense Articles