Thisa pondered over her piece of paper, she was considering many things, for one how to keep the arms from literately tearing themselves from the torso. Problem with imperfection as a design constraint was using imperfect materials and imperfect construction, would take some very clever engineering to keep the robot natural while also still in one piece. Harold unknown to Thisa approached her and even asked a question, however as normal when in design mode the world may as well not exist to her. Seconds passed into minutes as Thisa still didn't notice Harold, needless to say the situation was becoming awkward. It was only by chance when looking slightly to the side that Thisa finally saw Harold from the corner of her eye, and also someone suddenly appearing to pop into existence was surprising to put it in a way. 

Thisa jumped in her seat and nearly dropped her pencil, "Oh uh, oh sorry I guess. Heh don't know long you been standing there, I kinda really get engrossed when scribbling in this book. So, provided you didn't forget while waiting on me, need something?