(They snort.)

If he was that obsessive, he probably just kept adding more features to see if he could. (Or...) Do you know if you were the first attempt?

(It's an upsetting thought, that the human Turo might have gone through several robot Turos before creating the one they've come to see as a friend. Especially if they fell apart the way Sidestep remembers reading about back in their world. Would that even happen to a pure AI?)