Nice gimmick and yet another way for me to spend too much time here by suckering me into the forums that I don't usually frequent.... I like!
"Programming today is a race between software engineers striving to build bigger and better idiot-proof programs, and the Universe trying to produce bigger and better idiots. So far, the Universe is winning." --Rick Cook
I still believe my theory: your personal rating multiplier is affected by how CRZ (and/or maybe Guru) have rated you. If he hasn't rated you at all (or possibly given you a "5"), your rating is "pure" (like BigDaddyLoco's).