While I don't believe this Twitter account has inside sources, they do have good links some times which I appreciate. Can someone remind me where CodeMonkey posts so I can check this out?
(Q)The Storm Rider
@Littleb29872980
From CodeMonkeyZ: McAfee will have surely utilized a blockchain’s immutability attribute to activate his deadman’s switch. Look carefully through BTC’s OP_RETURN transactions in the next few days and also the equivalent type of transaction on other crypto coins.