Persistent values, shifting norms Contestable norms Part II Knowledge and promises Doing invisible work Webcam practices Webcams in action 'It is much more personal than the telephone' Webcams intensify concentration Breaking the intensity Together in the same room Trust, familiarity and intrusion Building on existing relations Magnifying relational distance What webcams do Shaping care practices Modest technology 7 Economies of care: New routines, new tasks The status of practical knowledge Discussions unleashed by an uncontrolled field study Promises, practices and close patients Close professionals Close technologies Close research care at a distance Nightmares, promises and efficiencies in care and research the heart of the matter articulating problems different technology and tasks 123