Modernizing Money: ‘Chip-and-PIN’ Credit Cards and Mobile Payments

“Chip-and-PIN” credit cards and mobile payments like Apple Pay and Venmo are changing the security and speed of how we transfer money. Reporters Robin Sidel, of The Wall Street Journal, and Nanette Byrnes, of MIT Technology Review, walk us through the changing technology of credit cards and mobile payments and what the trend means for consumers.