Cheated how? Adderall?
Vibrating anal beads which pick up a remote transmitter and deliver the best move in Morse Code.
Laugh your mad giggle now, but wait and see if major chess matches don’t start mandating body cavity searches.
https://en.chessbase.com/post/elon-musk-weighs-in
Elon Musk claims anal beads were secretly being used to transmit information to Hans Niemann as to what moves to make. As Mr Spock would say, “fascinating”.