Test and trace with Apple and Google

After the shutdown, the testing and tracing. “Trace, test and treat is the mantra … no lockdowns, no roadblocks and no restriction on movement” in South Korea. “To suppress and control the epidemic, countries must isolate, test, treat and trace,” say WHO.
But what does “tracing” look like exactly? In Singapore, they use a “TraceTogether” app, which uses Bluetooth to track nearby phones (without location tracking), keeps local logs of those c