Pretty sure i've read none of those scientists tested positive. And i'm not interested in theorizing in any effort to jump over that preponderance of evidence we have seen. if and when new evidence is uncovered, ok, fine. Deal with it then.
Victoria is going back into lockdown. 150+ exposure sites identified and over 10,000 close contacts identified. That's a further example of how crucial a top contact tracing regime is to the control of this virus.
It was Plato who said, “He, O men, is the wisest, who like Socrates, knows that his wisdom is in truth worth nothing”