In November, Cooler Master displayed their new, all copper cooler, featuring heat pipe technology at Comdex in Las Vegas. It became one of the instant hits of the show, raising many eyebrows and as many questions. Was it functional, what's in the heat pipes, would it cool a hot Athlon, is it just a gimmick, etc., etc.
ipkonfig has finally done a review and you can read about it here. It seems to do an excellent job for $40 including a fan.