[He watches the movement carefully, and then moves to look at the nerve endings connected to the small electrical wiring, making a noise of irriation at the back of his throat.]

Well, I mean. It's okay. As long as you know, don't rely on ninja reflexes or whatever. Probably fine for everyday life. [he gives one of the nerve endings a small probe which causes her wrist to suddenly jerk.]

Whiiich, I'm guessing on the whole reason for this, you might need ninja reflexes.