Conversely, sir, just because you said it doesn't make it fact.
Did you use different broadheads? Different bow? Did you simply make better shot selections with better placement at more reasonable distances? You leave out way too many details. Maybe you didn't even consider the details, yourself.
Range... I heard he was preparing to do another study in Australia. Didn't know he was underway with it. The man does his lethality testing the right way though. Several years of in depth work on actual game animals vs an hour in the backyard with a foam target.