Data sharing

Capital One's dispute with Plaid raised questions about the ability of banks and aggregators to work together. But the end of that fight, and Capital One's deal with Finicity, show common ground can be reached — eventually.

Other aggregators came to the bank's defense, while one CEO suggested Plaid's very public protest was unfounded.

The nonbinding guidance, which followed a nearly yearlong inquiry about industry practices, said consumers should have greater ability to obtain information about their financial data, among other principles.