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Well, Persistent Threat Detection System (PTDS) is already a thing. https://www.army.mil/article/82551/Army_accepts_last_Persistent_Threat_Detection_System_aer

by Dah00n 3y ago

Well, Persistent Threat Detection System (PTDS) is already a thing. https://www.army.mil/article/82551/Army_accepts_last_Persistent_Threat_Detection_System_aerostat/ https://www.army.mil/article/82551/Army_accepts_last_Persist...