Your link wouldn't come up for me. The one below works...thanks!
http://video.google.com/videoplay?do...91488524526735#
Update: I didn't watch the whole thing, but I get it and I believe it.
Our FDA has a "acceptable losses" type rule of thumb. Some people go along with that and some don't. Most of the time. I don't, unless it is or may be an, otherwise, lifesaving drug.