Wolfram is most interested in looking for signals about how a person and their life changes over time, and Facebook data provides plenty. | shorter: http://www.technologyreview.com/view/514186/lifes-trajectory-seen-through-facebook-data/
bspw. ANT Censuses of the Internet Address Space: https://ant.isi.edu/address/ | Almost optimal way to take a 1-dimensional array of bytes, and arrange them in 2 dimensions, such that bytes that are close together in a single dimension are also close in two dimensions