Apps

COVID-Tracking Apps Proliferate, But Will They Really Help?

My 18-year-old daughter, Caroline, responded quickly when I told her that she’d soon be able to download an app to alert her when she had been in risky proximity to someone with COVID-19, and that public health officials hoped to fight the pandemic with such apps.

“Yeah, but nobody will use them,” she replied.

My young smartphone addict’s dismissal sums up a burning question facing technologists around the country as they seek to develop and roll out apps to track the newly resurgent pandemic.

The app developers, and the public health experts who are watching closely, worry that if they do not engage enough people, the apps will fail to catch a significant number of infections and people at risk of infection. Their success relies on levels of compliance and public health competence that have been sorely lacking in the U.S. during the COVID crisis.

“We can’t even get people

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