PageRank dance?
I think these days or weeks there is a kind of PageRank dance. Yesterday or the day before yesterday I checked it (the PR of our SEO and non-SEO forum/luntan) and it was 0. Now it's 1 (again; the same as before, when MSL informed all of us about it)
http://www.prchecker.info/check_page_rank.php. That's what I think -
PageRank dance.