Jelena McWilliams, chair of the Federal Deposit Insurance Corporation (FDIC), during a Senate Banking, Housing, and Urban Affairs Committee hearing in Washington, D.C., U.S., on Tuesday, Aug. 3, 2021.Al Drago | Bloomberg | Getty ImagesThere is an $85 million shortfall between what partner banks of fintech middleman Synapse are holding and what depositors are owed, according to the court-appointed trustee in the Synapse bankruptcy.Customers of fintech firms that used Synapse to link up with banks...