Imposing confinement onto hundreds (at any one time) of returned travellers, imposing obligagtions on hotel staff, and security, and imposing all manner of restrictions on a entire city and state population:
it's inevitable and entirely predicatble there will be breaches.
a competant governement would have foreseen such, and have been ready to identify and isolate cases of cross-infection within days of such occurrence, by constant monitoring.
In Victoria, we had a gaggle of Premier and ministers who collectively said: " .. good enough. Besides if it stuffs up, it's not my fault, it's ( -> ) "
