He says many people have approached him, urging that he does something to save the building destined for demolition.
"They're shocked at the arrogance and rigidity of the people in this, CERA is extremely rigid and you can't get anything out of them, the bishop is turning into almost a rude and offensive and upset by even the asking of questions about the cathedral, it's got ridiculous."
He says the gothic-style architecture attracts a large number of the city's tourists, and without them the industry will suffer.
"Christchurch will shrink down in size, it will start to die," he says.
"This is a mad decision, quite mad and there's no need for it."