Facebook's plans for a new digital currency have sent Chinese monetary officials scrambling. Since 2014, China's central bank has been looking into launching a cryptocurrency too.
More people are using mobile money apps to pay each other without cash. With Venmo, its social network is a key part of the payment process, and it's changing people's behavior in unexpected ways.
Consumers there are finding convenience and security in using smartphones to pay. An estimated $5.5 trillion was spent through mobile platforms in 2016, about 50 times the amount in the U.S.
There's already Apple Pay, Android Pay and Samsung Pay. Prepare for Wal-Mart Pay: a feature in Wal-Mart's app that will allow shoppers to check out with their smartphones.
Commerce and payments are splitting up. Ebay is breaking away from PayPal and its payments operation will turn into a separate, publicly traded company.