August 19, 2020 at 12:21 AM EDT
Apps designed to track covid-19 struggle amid privacy concerns
A global wave of experimentation in using smartphones to combat the spread of the novel coronavirus has stumbled over privacy concerns, security glitches and slow program rollouts, leaving dozens of initiatives, including in the United States, with little evidence of success.
Some particularly aggressive tactics — such as alerts giving the locations and other details of outbreaks in South Korea and the monitoring of government-ordered quarantines in Kuwait — may have helped slow the spread of the coronavirus, public health experts say. But they also sparked criticism from privacy advocates.
By Craig Timberg, Steve Hendrix, Min Joo Kim and Fiona Weber-Steinhaus