A new Google PR update is going down. It has begun on July 19 and it is expected to end on July 23rd. As fas as it is not such important than people thins it is Google PR is still a landmark for any web site.
Well anyone can have PR5 and still to be top ranked on particular search term. Daw Web Hosting Blog for example is now only a PR 4 web site but it is still some of the most valued web hosting related blogs, according to Search engines.
There are some web sites that claim they check Google servers and predict what would be the website’s PR after the next update. You can check SEOLogs.com. A good article about Pagerank updates and history can be found at http://www.seocompany.ca/pagerank/page-rank-update-list.html as well as at MattCutts.com blog.