Here is search logs of 650,000 AOL users. It's very interesting to view search history of particular person and analyze his personality. Let's do it together! Read more about AOL search database scandal or view research papers on web searching.
gnutella2
Gnutella2 (G2) is a peer-to-peer protocol eveloped mainly by Michael Stokes. While inspired by the Gnutella protocol, G2 shares little of its design with the exception of its connection handshake, and adopts an entirely new search algorithm.