We read threads like this, from beginning to end.
Google Update, PageRank, Backlink Information
Now, that may seem simple enough, but look at the thread below yours (moved to Google) then run through the past five pages of Google threads, and see how many times the same question gets asked. Think of WPW as a vast library,read first. We love good questions, we love giving information but the pagerank one has been done to death.