FP, according to Wikipedia, the speech (whether unintended or not) also served to reinforce racial stereotypes.
http://en.wikipedia.org/wiki/Orewa_Speech
If you have not already read it, have a look at "The Penguin History of New Zealand" by Michael King. It's a sad but unbiased commentary on pakeha dealings with Maori, amongst other things.
http://www.writerscentre.org.nz/michael_king.php
John Banks: looks like he's become overconfident. The rules were deliberately left open so that 'anonymous' donations could be slipped in quite readily, and he collected a great deal of cash. Did he also arrange 45 special deals for the 45 donations? I bet he did quite a few. Are these in fact bribes?
This is a huge mess, tarring National ranks. But it has provided hope for Labour supporters. Some I met today had lights in their eyes..