GPS has made a major impact on our world. How is it a free service that anyone with a phone can access? How is it profitable for companies to offer services like navigation without subscription fees or ads?
In: Technology
The government initially created it for strategic purposes: having an accurate and reliable location source was (and still is) extremely valuable for military purposes. At it’s core, it doesn’t sound too complex, it’s just a handful of satellites that know where they are and what time it is.
Since the infrastructure was in place and it’s capabilities didn’t remain a secret for too long, it was opened up for civilian use.
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