The Presidential Daily Brief

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  1. colombo

    Urban Planners Turn to Cell Phone Data

    They have your number. Cities in developed countries have long used phone data — who’s calling from where, how often and when — to pinpoint the busiest bus routes and snarliest traffic jams. But places where smartphones aren’t yet the norm, like Colombo, Sri Lanka, are just catching up. There, data from cellular phones might be plugged into city planning software to help determine the best way to design urban areas — which may prompt opponents, who question the ethics of sharing user data with third parties, to make a few calls.

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