MIT Technology Review February 24, 2021
Bitter enemies teamed up to build tools they hoped would help slow the virus’s spread.
If we’ve learned anything from covid-19, it’s the extent to which our lives are enmeshed with those of the people around us. We interact constantly, spreading our germs and picking up theirs. That’s why exposure notifications—using your phone to tell you if you’ve crossed paths with an infected person—seemed so promising.
Technology offered a way to automate time-honored contact tracing efforts in which public health investigators ask patients to retrace their footsteps in order to deduce where they got infected. Did they interact with a clerk at the store, a classroom of children, a thousand passengers on a cruise ship? Apps meant disease sleuths wouldn’t...
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