A while ago did I found this article at dietdoctor.com : Dietary Fats and Health: Dietary Recommendations in the Context of Scientific Evidence
Found it to be of very interesting reading and I had all intentions to write something. But then I found out that the Fat Head already written a piece on it.
It seemed to me that I could save some of my precious time and just link it to it. So if you think it is to long to read the article yourself. Here you have his comments with extracts:
Review Article Exonerates Saturated Fat