"This is your home, your country, this is Australia, some bureaucrat should not be able to tell you to remove a blog from your website because they don't think it is a balanced view of climate change or Julia Gillard. "
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You're right.
But if it incites, villifies, infringes and/or defames someone or some group, an effective mod/ombudsman can help those, who dont have fat wallets to hire lawyers, to seek redress.
To use that cliche again, the word can sometimes be as mighty as the sword.