johnhh - 11:03 pm on Apr 27, 2011 (gmt 0)
"Document Scoring Based on Link-Based Criteria" filed on Nov. 30, 2006
"Document Scoring Based on Traffic Associated With a Document" filed on Nov. 30, 2006
"System and method for modulating search relevancy using pointer activity monitoring" filed on July 13, 2010
The dates are interesting - 2010 is a complete move away from webmaster control through links,content,traffic into user areas.
thinks - maybe there was a reason for collecting all that wifi data personal data