Ya, I see what you mean. Countries like South Korea and studies from Wuhan seem to indicate there is real value to doing contact tracing though, even without an

Ya, I see what you mean. Countries like South Korea and studies from Wuhan seem to indicate there is real value to doing contact tracing though, even without an app. Check this one out from the essay: https://science.sciencemag.org/content/early/2020/04/09/science.abb6936.full https://science.sciencemag.org/content/early/2020/04/09/scie... And Google “Patient 31 South Korea” to get a nice visual of the problem