Coinbase CEO Brian Armstrong just fell for the oldest trick in the crypto-twitter playbook. When Harry Potter author J.K Rowling made a surprise entrance to the Bitcoin space this weekend, Armstrong attempted to welcome her in. When Rowling apparently made a $100 BTC purchase, Armstrong told her to get over to Coinbase and urged her […]The post If the Coinbase CEO Can Fall for This Old Trick, Anyone Can appeared first on CryptoPotato.