Big news! Exciting & promising-seeming that:
-G&A are partnering, so we only need to get this right once to unlock huge adoption
-They're following privacy advocates' advice- fully decentralized, no data in the cloud, neither govts nor companies get access https://www.bloomberg.com/news/articles/2020-04-10/apple-google-bring-covid-19-contact-tracing-to-3-billion-people

Obviously still a lot to iron out - will be fascinating to see where it goes from here. Good thread from @ashk4n on reasons to be cautious: https://twitter.com/ashk4n/status/1248659871622291456