Isn't it said that people looking on the little blue spot on their smartphones think that they do "navigation" and have never spend a thought about the foundation, for example the longitude problem that took a long time to be solved?
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Isn't it said that people looking on the little blue spot on their smartphones think that they do "navigation" and have never spend a thought about the foundation, for example the longitude problem that took a long time to be solved? No comments
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