In 2021, it might be simpler to ask what can't be mapped. Just as Google and social media have enabled each of us to reach into the figurative diaries and desk drawers of anyone we might be curious about, law enforcement agencies today have access to powerful new engines of data processing and association. Ogden is hardly the tip of the spear: police agencies in major cities are already using facial recognition to identify suspects--sometimes falsely--and deploying predictive policing to define patrol routes. "That's not happening here," Ogden's current police chief, Eric Young, told me. "We don't have any kind of machine intelligence."