(Also bear in mind the realities for a New Zealand ISP. I suspect that a large portion of their traffic comes from overseas, and capacity ain't free on whatever undersea cables happen to land in NZ...)
And that's a large part of why Windows security has always been terrible. While we may not have expected it, that just means we were pleasantly surprised.
My parents in NZ only get 1 or 2 GB a month ... this would have cost them a fortune.
Fortunately I switched them to mac last year.
Microsoft : You suck.