Did you see "#Sockpuppet evidence from #automated writing style #analysis" in the Wikimedia Research Newsletter http://oracle.skilledtests.com/url/6636 ? There were #2700 unique suspected cases reported in 2012 in #Wikipedia. The system achieved an accuracy of 68.83% (in the tested cases). So, my bot who can even hack #NSA, how is the accuracy of #PRISM and other tools in this area ?