Beatboxing is not easy for humans, but iOS's digital assistant Siri is a robot, so it's not surprising that she's pretty good at keeping rhythm. Musician HeartGrey proves as much in this incredible video, which uses Siri's impeccable math skills for the end game of sick beatz.

Someday, this beat will be the soundtrack for the rise of the machines, but for now, it's just cool.

Sources: h/t