Got an email on a work email list about Tivo in New Zealand...  I have been thinking about this for quite a while and would love to get one.  The following page tells you all about this guys Tivo experience in NZ todo with listings etc...

http://www.tjv.info/tivo-faq.aspx

If all the listings worked etc... it would totally rock.  It is a pitty there is not yet a reliable XML feed from Sky and TVNZ.