On a few grounds. The graph below understates the present target speed by a factor of 10 and is presented as if the size of public expenditure on the project meant something.
In terms of value for money it needn't matter whether the company that is building the thing is publicly or privately owned. What matters is that the project is not a dog.
We need a proper study.
The Productivity Commission should do it.
The Economist responds
. Reserve to earth - First a cost-benefit analysis, then an NBN
. The NBN is a slowly unfolding disaster
. We're spending a fortune on new wires, we'll disconnect the ones you have