A touch preoccupied, Rust nods. He'd seen Senku's brief conversation with the creature and still doesn't understand the importance of pinning titles to various callsigns. Doesn't fully understand where the titles are coming from.

He's much more interested in the creature's view of themself.

"I just call you 'the fucker up at the cabin,'" he drawls. Not unfriendly, but not chummy either. His gaze dips back to the bone. "You could write it."