Contact tracing apps are only one part of the pandemic fight

What’s new: Dozens of countries have rolled out automated contact tracing apps, but a new study confirms what experts already knew: they can’t beat the pandemic on their own. According to a new systematic review of 15 published studies, the technology still requires manual contact tracing, social distancing, and mass testing in order to be effective.

The new research, from University College London, reinforces what technologists and epidemiologists (and we) have been saying ever since the pandemic first reared its ugly head: Digital tools can only be a complement—not a replacement —for the very human work required

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