The article tells the story of how a joke domain purchase turned into a radiosonde tracking service, which eventually became involved in geopolitical warfare. The service, SondeHub, was initially created to redirect to another website but evolved into a full-fledged tracking system. It received requests from government agencies and military organizations, and its data was used for various purposes, including predicting artillery ranges. The author had to navigate complex ethical and legal issues, including requests for data from the US Department of War and potential misuse of the service by military groups.