Apple's App Store was a game changer for mobile payments. It made it possible for consumers to buy games, music and other software in a microtransaction model that evolved quickly over the years to include in-app payments, subscriptions and biometric authentication.
To Apple's credit, its mobile wallet ushered in the use of tokenization and other forms of strong authentication, and helped create a reason for merchants to upgrade from their aging magstripe terminals to ones that could accept NFC and EMV payments.
But Apple's ecosystem was also very much a digital Wild West, with app developers and Apple itself sometimes running afoul of regulators and legal authorities.
This item is compiled from reporting by PaymentsSource writers including John Adams, Kate Fitzgerald, David Heun and Michael Moeser. Click the links in each item to read more.