Yes, and at the same time, many of the things invented for the military found it's way into our everyday's life.
Nuclear energy, GPS, epi pen, duct tape, super glue, microwave, ...cold War ARPANET start of the internet, microprocessors, computers, weather radar, jet engines, synthetic rubber(tires), penicillin, walky-talky, slinky (from war to toy to war antenna)
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