When hybrid learning began Oct. 19, Appoquinimink School District started using QR codes to track staff members as they enter and exit buildings for COVID-19 contact tracing.

Fueled by a desire for touchless transactions, QR codes popped up everywhere in the pandemic. Businesses don’t want to give them up.

The technology is being used to inform and notify parents of their child’s whereabouts and to help drivers keep attendance.

“People don’t understand that when you use a QR code, it inserts the entire apparatus of online tracking between you and your meal.” JAY STANLEY, a senior policy analyst at the American ...

Fueled by a desire for touchless transactions, QR codes popped up everywhere in the pandemic. Businesses don’t want to give them up.