Feeling Fragile. This is a time of unsteady nerves. Security has been scarred by terror, complex technologies are threatened by viruses, economies are ruined by market fluctuations, and eco-systems imperilled bydisasters. Felipe Fernandez-Armesto asks whether the systems that are relied upon to avert disaster are too rigid or not tough enough.
Producer Ingrid Hassler Editor Nicola Meyrick Rptd Sunday 9.30pm