It is a Nobel-winning idea with untold promise in health care, agriculture and more. We examine what must change in order to capture those benefits. Asia’s love affair with gold has long been chalked up to cultural motives; our correspondent finds far more going on (10.45). And for all the draw of New Zealand’s verdant chill, lots of natives want out (17:58). Get a world of insights by subscribing to Economist Podcasts+. For more information about how to access Economist Podcasts+, please visit our FAQs page or watch our video explaining how to link your account.