Barnes looked appropriately penitent, at least. The fact that he apparently couldn't think up any reasons for Tony to fix his stupid arm was a little depressing, but right now Tony was stubbornly irritable enough to not care. Rogers' sad face was more potent, likely because he hadn't tried to strangle and punch anyone recently, and thus was more of a threat to Tony's willpower. He just avoided looking at the super soldier. Problem solved.

"Mm, yeah," he said lightly, pouring himself a cup of coffee from a machine that looked like it may have once been a regular Mr. Coffee.

"Which would only matter if I fixed him and he didn't immediately crush my skull with his evil robot arm. You really gotta work on your negotiation skills."