Radiolab also covered Persistent Surveillance Systems but noted that the Baltimore program was ruled unconstitutional because the police had the ability to trac

Radiolab also covered Persistent Surveillance Systems but noted that the Baltimore program was ruled unconstitutional because the police had the ability to track everyone even when not suspected of a crime. https://radiolab.org/podcast/eye-sky-2306 https://radiolab.org/podcast/eye-sky-2306