Oh, if that's your point, then you may very well be right. (I thought you meant it wasn't the recommendation). I think that the recommendations either were bas

Oh, if that's your point, then you may very well be right. (I thought you meant it wasn't the recommendation). I think that the recommendations either were based on science, or at least weren't really disputed until about 10-15 years ago. Then again, what I think I know about this mostly comes from hearing people talk about the issue, e.g. in interviews, forums, etc. But I haven't really read any of the source material on this (either modern-day or older) so I really have no idea if it's at all true.