Here, in a nutshell, is the entire Covid merry-go-round, of changing positions on policy, and decisions made flying by the seat of the pants. Nothing new, but a good summary nonetheless. There is no doubt that all of this and more applies to Australia, which even by American standards went over-the-top on lock down measures.
https://www.americanthinker.com/blog/2021/09/a_pandemic_of_the_incompetent_not_the_unvaccinated.html