Forum Moderators: Robert Charlton & goodroi
I'm almost sure this is a mistake by Google. For one thing, Google.com itself is now a PR9. If there's one site in the world that really should be PR10
Maybe facebook is now the kind of PR rank
Increasing the number of URLs that Google processed to calculate the TBPR, the value passed to each URL will be smaller, and consequently every time is more difficult to increase the PR to any site.