🚗 🚙 Turn your trusty old car into trustworthy journalism Learn more

No, I'm not saying "Bye." I'm saying "Buy."

The Amazon One system enables purchases via hand waving. Christopher Mims of the WSJ discusses business prospects for biometric data.
Amazon's Amazon One system enables consumers to make purchases just by waving their hand.
Courtesy Amazon

Are we trading security for emojis on Venmo?

The Federal Trade Commission found the app's security and privacy protections disclosures lacking.
Stephen Lam/Getty Images