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Wlauzon - 1:33 pm on Apr 10, 2006 (gmt 0)
I can definately see them adding it in as another factor however. Not sure how it would work, but it would have to check at least two things: 1. How many people went to that site Without #2, #1 is meaningless. And I would add at least #3 - How many went back to that site within xx days. I can see how it would improve the overall relevance, but it cannot do it all alone. All the other factors such as links will still have to be a part of the algo.
I don't really think that any search engine, much less Google, is going to move to a patterns only algo.
2. How long did people spend on that site (or page)