Alternative headline: National to spend $30m to sacrifice some of your lives so our trip is slightly faster.
The changes have been endorsed by transport researchers and street safety advocates as effective measures to help reduce the number of Kiwis killed and injured on the roads.
That's all there is to it.
I think this is an important point that is missed a lot. The reduced speed limits aim to reduce the harm of serious crashes. Any data needs to include the number of crashes to the number of crashes that have serious harm and death, then compare these to other years.
Fatalities per distance travelled is a good way of looking at that though.