[What the hell is Saya doing here? He studies her briefly, noting the odd device that moves with each gesture of her hand, and that's when he seems to understand. She's practicing complete and utter control of her body. It's somehow being simulated through the device. Only when she obtains mastery of her own movements will she become a better fighter.]
[In short, Sasuke approves. He may or may not consider trying it once she's finished, and though he'll begin to approach her, he stays silent. He doesn't want to break her concentration.]