The lockdown in Melbourne has once again raised questions about our strategic responses to outbreaks of coronavirus and, indeed, the national goal underlying those responses.
The official national policy, struck last year, remains one of suppressing COVID-19 until a vaccine is available with the goal of no local community transmission.
Australia has been relatively successful at this. But vaccines are now available and the rollout, belatedly, is starting to accelerate.
That raises questions about both how we gradually move out of a world of zero tolerance for outbreaks, and how do we reset the ambition of the national policy goal?
Alan Kohler examines just some of the complexities involved in these changes, which have both health and economic ramifications
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