I just spent a considerable amount of time reviewing everything I could find from our immensely powerful CDC on this subject, starting here at their index. https://www.cdc.gov/coronavirus/2019-ncov/php/open-america/contact-tracing/index.html Within that link you will find:https://www.cdc.gov/coronavirus/2019-ncov/php/principles-contact-tracing.html Within that are many pdf documents with detail. The “principles-contact-tracing-booklet.pdf” is a pretty clear outline. The download link to that pdf is at the bottom of that page. Apple and Google (Android) have already introduced apps to support this massive tracking effort in support of the CDC. Apple in iOS 13.5 introduced an exposure notification API, which lets apps from public health authorities and governments worldwide help...