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Home » Magazine Archive » 2009 » No. 11 » Four Billion Little Brothers?: Privacy, Mobile Phones... » Abstract
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Four Billion Little Brothers?: Privacy, Mobile Phones, and Ubiquitous Data Collection
![[article image]](/system/assets/0000/1664/101509_CACMpg48_Four_Billion.large.jpg?1255634589&1255634586 "user's cellphone displays eye image")
Photograph by Leposava Beljac
Participatory sensing technologies could improve our lives and our communities, but at what cost to our privacy?
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