Living metal? Cobb had never heard of such a thing. Even beskar, which was pretty legendary steel, wasn't considered alive.

"Look, I'm tryin' my best here to wrap my mind around you. And I'm sure I'm doin' an awful job at it." Cobb shrugged. He wasn't going to hide what was clearly obvious to the droid. "What do I call you if you aren't a droid?"

He nodded stiffly. "I wouldn't stop it. I know that but I'm going to keep my little corner of it free of trouble."