My Google toolbar is stuck on PR3 no matter which site I visit. Anyone else notice this?
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In any case, a PR update to the toolbar doesn't mean much. PR is updated "internally" at Google on a daily basis. It's just that they don't show it to us via an export to the toolbar.
I thought google removed the page rank feature from the tool bar? Try updating the tool bar to the latest version and see what happens.
The google toolbar I'am using right now, it does not even have a pagerank feature on it. Also, I heard that google was removing a lot of the "page rank" stuff, such as google webmaster tools.