Spekkio
He bowls overhand.
I buy that, but I also think that the reason it's not understood is that no one really cared to study it because it's illegal. It doesn't really take a whole lot to set up a performance experiment similar to the one that supposedly arrived at 0.08 BAC is the line where one has a significant performance effect on driving, and if more states start falling in line with CO and WA (and I think they eventually will), the military will have to figure something out.