Cryptobank Custodia sued the Fed, claiming that the regulator unlawfully delayed its application for a master account. The master account allows financial institutions to directly access the Fed's payment systems. Otherwise, they are forced to conduct business through intermediaries who have such an account. Custodia accuses the Federal Reserve Board of Governors and the Federal Reserve Bank of Kansas City of unreasonably reviewing his application for 19 months and refusing to rule. "A m...