I see where this is coming from, but I don't care about the background being noisy and blurry. If anything, that's a plus in my book. However I want the subjec

I see where this is coming from, but I don't care about the background being noisy and blurry. If anything, that's a plus in my book. However I want the subject to be tack-sharp, and he's moving and changing shape all the time.