Google and Apple's system to support contact tracing: once users opt in, the system generates a random ID for each smartphone device, which changes every 10-20 minutes to address privacy concerns. Phones exchange IDs via Bluetooth and periodically check all the random IDs associated with positive COVID-19 cases. Note that this is a temporary effort focused on COVID19.Date Created/Modified: 10/1/2021#InfectiousDisease#EmergencyPreparedness#HIT/HealthData#COVID-19#tech
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