Originally Posted by ollinger
Don't confuse comfort with arm safety. One can engineer some of the harshness out but a stiff racquet still creates torques on the wrist and elbow that a more flexible racquet doesn't.
I agree with this. I am not sure how Head has created such a solid line. The IG Instinct seems to have it all. Easy on my arm (mine) and I have not seem the frame twist on off center hits. The upper loop is firm and consistent. Head has created something special in my book with that frame.