Visa changes coming this year will mean fewer cards for Americans

Major changes announced by Visa this week mean Americans will soon not need to carry around as many credit and debit cards.

During Visa's annual Payments Forum in San Francisco on Wednesday, the company unveiled its new Visa Flexible Credential, which will allow customers to use a single card to access payment options from multiple credit and bank accounts, and even "Buy Now Pay Later" plans when making a purchase.

Visa's flexible payment option is already available in Asia, and the...