Munta9018: Thanks to all those that chimed in. It is appreciated.
If slingshot considter what I see is normal then normal it is. Things (for whatever reason) have certainly improved for us over the last 5 - 6 days so I won't pursue the matter any further unless it deteriorates again.
Yes over the past week we have been working buying new hardware increasing backhaul capacity all over NZ.
We hope that users are able to download nationally at almost line rates.