Resolves YES if, before 2030, credible reporting arises that a country with a population above 50,000 has required that almost everyone (with exceptions excluding at most 10% of incoming passengers) arriving in the country on commercial international flights must take a blood test either before or shortly after the flight.

This question operationalizes whether unusually stringent biosecurity measures will be put in place in any country in the coming years.

• Update 2025-03-16 (PST) (AI summary of creator comment): Exclusion of North Korea:

  • North Korea will not be considered as evidence, since it does not significantly participate in the global network of travel.