Although some have wondered if wifi signals could successfully reach a device like vibrating anal beads given where they’re located, the Cheekmate proves they indeed can. The only challenges that still remain are adjusting the intensity of the encoded vibrating messages, because as demonstrated here, they are far from subtle. There’s also the question of successfully sneaking a device like this past security and metal detectors, which are sure to become a common feature in chess tournaments around the world moving forward.
Update 10/06/22: Both for the ethical concerns surrounding cheating and for your own health (this thing isn’t flanged!), we don’t suggest actually inserting this project into your body.