The First U.S. Contact-Tracing App to Use the Apple-Google System Is Finally Here

The First U.S. Contact-Tracing App to Use the Apple-Google System Is Finally Here: It’s a little hard to know what to make of how slowly the United States has moved in using mobile phones to trace the spread of COVID-19 and notify exposed individuals. Four months ago, Apple and Google announced a privacy-protecting system to use Bluetooth for contact-tracing apps. Yet only this week did the first state—Virginia—release an exposure notification app using that Apple-Google framework.