Query deserves freshness: http://www.youtube.com/watch?v=QyFlIhruda4
Also: http://www.seomoz.org/blog/whiteboard-friday-query-deserves-freshness
Hope this helps!
Query deserves freshness: http://www.youtube.com/watch?v=QyFlIhruda4
Also: http://www.seomoz.org/blog/whiteboard-friday-query-deserves-freshness
Hope this helps!