These packages arrive without a return address and include vague instructions prompting recipients to scan the QR code to ...

Fueled by a desire for touchless transactions, QR codes popped up everywhere in the pandemic. Businesses don’t want to give them up. By Erin Woo SAN FRANCISCO — When people enter Teeth, a bar in San ...

SAN FRANCISCO — When people enter Teeth, a bar in San Francisco’s Mission neighborhood, the bouncer gives them options. They can order food and drinks at the bar, he says, or they can order via a QR ...