A  recently concluded research study that tracked the whereabouts of 100,000 European cellphone users concludes that people move around in boring and predictable patterns, staying close to work and home.  The data, which was scrambled of personally identifiable information for privacy reasons could have huge implications in fields like disease tracking and urban planning.  Typically, there is concern over the study from privacy advocates.  Privacy concerns continue to be a huge stumbling block for technological and academic progress - even when data is used in an anonymous and aggregate fashion.