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On a frigid morning in Washington, DC, last week, four staffers from the United States Census Bureau stood shoulder to shoulder on a stage, smiling widely as they soaked in the whoops, whistles, and eager applause from the crowd seated before them. The Esri Federal GIS Conference, an annual event where government employees gather to talk about mapping technology, isn\u2019t exactly what you\u2019d call a rowdy affair.