U.S. Securities and Exchange Commission Chair Gary Gensler joined CNBC’s “Squawk Box,” warning other platforms to “take note” of crypto exchange Kraken’s move to halt its staking service in the country and cough up a $30 million fine. This comes as SEC Commissioner Hester Peirce said Friday that the SEC did not attempt to consult with the crypto industry before launching this week’s unregistered securities crackdown on staking-as-a-service.