Opening up when 80% of eligible adults are vaccinated won't be 'safe' for all Australians

We've all grown tired of lockdowns, border closures and other restrictions. So the promise of a freer life, when 70% and then 80% of Australians aged 16 and older are vaccinated, feels like a beacon on the horizon.

source https://medicalxpress.com/news/2021-08-eligible-adults-vaccinated-wont-safe.html