I never noticed any adverse handling with 10psi but then again I can ride pretty much anything. I rode my chopper hard and fast on the twisty back roads here and had may a bike struggle to keep up.Here is a shot of the chopper I am talking about.

And the bike with the sprung hub.

I learned all I need to know about life by killing smart people and eating their brains.
Eat right ,Exercise ,Stay fit, Die Anyway!