Matt's biggest takeaways from the Transact conference in Las Vegas. Join Motley Fool banking analysts David Hanson and Matt Koppenheffer as they briefly touch on earnings from JPMorgan and Wells Fargo, discuss the coolest payment technologies, and ask whether Visa and MasterCard shareholders should be concerned.

David Hanson owns shares of American Express and JPMorgan Chase. Matt Koppenheffer owns shares of JPMorgan Chase. The Motley Fool recommends American Express, MasterCard, Visa, and Wells Fargo. The Motley Fool owns shares of Discover Financial Services, JPMorgan Chase, MasterCard, Visa, and Wells Fargo. Try any of our Foolish newsletter services free for 30 days. We Fools may not all hold the same opinions, but we all believe that considering a diverse range of insights makes us better investors. The Motley Fool has a disclosure policy.