Jack trails after him, sticking his hands in his pockets, smiling at the other man's grumping. "'Ward'," he says, repeating the name that Ianto had iterated. "Do you know him, then? You've spoken to the captain of the ship?" Jack himself hasn't managed it yet - not for lack of trying, but he supposes that he's just been busy every time that the captain and his first mate have made any sort of addresses to the ship itself.