All I can say is WOW, I thought that maybe we would have a few comments here and there regarding the journal article, but who knew the rhetoric would get so heated. Hopefully, this will attract many more people to forums like this. The more mechanics we have the better the knowledge base will be. Hey Robert, I still remember you, I believe you were fixing medical equipment for Kaiser when I first met you. You soon were a helper for Scott Jones at Kaiser Sunset if my old memory serves me right. give me a call when your in town, would love to see you again. 323-816-9023.