I was thinking that I could get the entire country into prison with a few well-crafted anonymous e-mails and well-placed links, but...
'A government impact assessment for the Act said the law still provides for the existing "reasonable excuse defence", which includes circumstances where a person "did not know, and had no reason to believe" the material contained terrorist propaganda.'
... apparently all I'll be able to do is fill the jails and tie your court system in knots for a few decades.
Of course, it still leaves the alleged perpetrators trying to prove a negative.
I suppose this will leave many of your top politicians and leaders intact, but good luck running the country with all the staff awaiting trial.