Since no one (to my knowledge) has actually ever bothered to write up a concise little PageRank reference (that's accurate), I did it yesterday at Spider-food's forum. PageRank: Where it helps, where it doesn't help, and other facts is not a "PageRank explained" kind of tutorial. You either understand what it is or you don't. Instead, this is like a clipboard of facts that can be attributed to PageRank originators Sergey Brin and Larry Page, or to GoogleGuy (thank God for Mark Carey's Web site -- may it never go offline), or to Matt Cutts, or to Google's Webmaster guid...
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