content: i think so, to load images into devices, to use as backup fallback comms, integrated into comms part of weapons systems, to run tools to locate submerged sensors hidden across entire pacific floor for maintenance, and more. Not just USA : Does Britain's Big New Warship Still Run Windows XP: https://www.popularmechanics.com/military/navy-ships/news/a27108/hms-queen-elizabeth-windows-xp/ Nuclear subs with Trident missiles armed with thermonuclear warheads also run XP. https://slate.com/technology/2018/06/why-the-military-cant-quit-windows-xp.html