Originally Posted by greeneagle

They may not punish more technically cloaked methods like CSS Spam as severely, but I can just about guarantee that any OBLs using any Spam Technology that doesn't get selected, because it isn't seen....isn't going to count and may count negatively under some predetermined threshold.

IMO - It's a very clean, neat, concise and accurate "OBL Relevancy" filter they have introduced, effective beyond technologies or codes deployed.