All of the coins routed to fresh addresses had remained untouched—until today. That changed when 20,000 BTC, valued at $2.40 billion, was funneled into a wallet now labeled “bc1qmux.” The funds were sent from the wallets “bc1q84w” and “bc1qwq5.” The address “bc1q84w” has been on the receiving end of a flurry of OP_RETURN transactions, many of which contain strange or cryptic messages.