A search on Google’s Blog Search reveals that many people are seeing material evidence of a Google ToolBar PR update. Since this has become such a big event for webmasters around the world, we thought we’d help spread some of the joy.
The consensus seems to be that the drop to PR0 is not a penalty, but actually part of an ongoing data push for the current update. Let’s hope so!
The best way to get a picture of your forthcoming pagerank is to use this tool called LivePR which allows you to see Toolbar PageRank across a sampling of many Google datacenters.