An overview of key challenges that need to be addressed to make Europe's various COVID-19 contact tracing apps interoperable for cross-border travel (Natasha Lomas/TechCrunch)
[ad_1] Natasha Lomas / Heaven32: An overview of key challenges that need to be addressed to make Europe’s various COVID-19 contact tracing apps interoperable for cross-border travel — A major question mark attached to national…