piatkow - 1:19 pm on Nov 25, 2011 (gmt 0)
PR has been updated a few times in the past 6 months.
OK, about every two months, that counts as infrequently in my book. As I said PR is only one factor of many in the SERPS. I have seen low PR pages consistently rank in the top 3 on key terms because the content is just right for those searches.