Summary: Highlights from Radio New Zealand National's programmes for the week ending Friday 2nd of August . This week ......warnings that plans by the Reserve Bank to restrict some types of home loans could backfire and undermine financial stability, increasing numbers of journalists are earning a living simulating reporting of made-up military confrontations, spammers are using social networks to harvest our personal data , the art of cartooning, Gardening with Soul - an inspiring documentary about the life of a Wellingon nun in her nineties, and filming on Sir Peter Jackson's Tolkien sagas ends after fourteen years.
