In a research lab at Penn State, "four pigs " Hamlet, Omelette, Ebony and Ivory " were trained to use an arcade-style joystick [with their snouts] to steer an on-screen cursor into walls. … And the pigs even continued playing when the food reward dispenser broke " apparently for the social contact." " BBC
SOURCE: ArtsJournal at 08:06PM on February 19, 2021