The flaming wreckage of Google's update took down several sites a couple of PageRank notches. Though it looked like an intentional change, that hadn't been confirmed.

Until now, that is. Search Engine Journal heard from Matt Cutts about the update, which has had numerous online industry pros in a tizzy. Said Matt:

The partial update to visible PageRank that went out a few days ago was primarily regarding PageRank selling and the forward links of sites. So paid links that pass PageRank would affect our opinion of a site.

Going forward, I expect that Google will be looking at additional sites that appear to be buying or selling PageRank.

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