With the new mutation obviously defeating previous quarantine protocols new measures will have to be looked at.
Again...here we are five days after his positive test (Saturday night) and still no more cases. Try a rough cost benefit analysis on closing all businesses, closing schools, stopping FIFO shift changes and preventing people leaving Perth to holiday around the state. Imagine a rough number. Now weigh that against one security guard who at most had contact with 189 people. 138 of which have tested negative so far. Mind boggling over reaction. Is that an election I see over there...