An AOL researcher inadverntly released a database of 21 million search queries to the Web. It's been snagged and is providing a valuable trove of sociological search behavior ... and potential privacy intrusion if the ID numbers are ever associated with u
B. Berendt, A. Hotho, und G. Stumme. Proc. of the 1st Intl. Workshop on Representation and Analysis of Web Space, Seite 1-16. Technical University of Ostrava, (2005)