"It doesn't take much time. He picks up very quickly, especially when you wave food in his face." Like Iago might have been doing right now. Rex finished off his wine and started pouring another. They might as well work through the bottle, since he was fairly certain the cat would find a way to knock it over while they were sleeping if they didn't. And he would have done it deliberately. "He also doesn't like getting splashed with water, so that helps demonstrate a positive punishment for misbehavior." He smirked playfully. "I wonder if I should start spraying you with water when we fight."