Anyone interested in the New Zealand Internet infrastructure should read
this story from the Herald, and
this post on Publicaddress.net. Russell Brown sums it up quite well with his opening paragraph:
It would seem counterintuitive - absurd, actually - that the Internet in New Zealand could become more expensive and less efficient, but that's an entirely likely outcome of the way its two biggest players, Telecom and TelstraClear, seemed poised to take it.