Financial services supervisors should revisit the concept of regulatory sandboxes. Doing so would allow fintechs to gain needed experience in the world of banking, while fostering innovation.

Acting Comptroller of the Currency Michael Hsu said the OCC will review its 2020 interpretation of preemption under the Dodd-Frank Act and explore more direct engagement, tailored federal regulation and supervision of nonbank fintechs.

The megabank is working with the digital lending fintech Numerated to automate transferring and analyzing important financial data from borrowers.

Fizz offers a card that enables undergrads to slowly build a debt record based on healthy spending habits, providing an alternative as regulators pressure how financial services are marketed to that demographic.

Evergreen Money offers affluent savers both high returns and ready access to their money. The startup's founder, former PayPal CEO Bill Harris, says that increased regulatory scrutiny of bank-fintech partnerships is a positive development.

GrabrFi, a challenger bank for freelancers outside of the U.S., has found both hurdles and opportunities by working with banking-as-a-service middleware vendors.

The Federal Reserve's top regulator praised industry efforts to expand access to banking services, but warned about financial stability risks.

Reconciliation problems normally don't happen on the scale that is playing out with Synapse and its partner banks. But banks and their fintech partners can do a better job of communicating the realities of accessing financial services through nonbank entities.

With the line between banks and fintechs growing ever blurrier, financial services supervisors ought to consider adjusting regulation to fit the kinds of activity an institution is engaged in.