Understood, I'm not here to fling poo, either. After re-reading the link, I can't find anything to argue with. Top speed and acceleration are not affected by unsprung weight, I completely agree. I was thinking in the context making the chassis work better for launch, etc, which I didn't specify in my post.

"The first rule of overkill: You can never have too much overkill."
"Overkill is underrated."