It invents the whole new markets of scratching his back, waving palm leaves and covering it from sun for it's comfort, making it laugh and entertained, sucking it's dick and jumping on it, especially by established partners for it just hits different. And it'd make sure there's a cut throat competition to lick it's sitting branch. That'd sure breed innovation...
in a face of it being a prequel to the notable scene from the Cosmic Odyssey 2001, when monkeys beat another to death with bones.