Kibera 'slum' makes its mark thanks to the web
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Kibera, in Nairobi, is Africa's second-biggest slum, but it is invisible on Google Earth. Its residents published their own online map of the area, so that nobody could deny their existence any longer. A French businessman proposes software to spy on employees, saying they can no longer be trusted. And SurfCanyon, the pick of the week, allows you to carry out more efficient online searches.