So, because 'it it written', it's a just and safe policy, and that our Leaders know best?
Has history proven that to be such a great idea?
Have a scroll back to some of the Q 'In The News', and 'AIPA Communications'. In particular, re-read Jan 30 AIPA Special Insights - Coronavirus Update.
Just for fun, here are some quotes from that gem.
"For the information of crew, the World Health Organisation and Australian Health authorities do not suggest there is any reason to cancel mainland China flights."
"The virus is not easily transmitted from person to person; unlike SARS."