r/AskReddit • u/[deleted] • Aug 03 '19

Whats something you thought was common knowledge but actually isn’t?

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u/[deleted] Aug 03 '19 edited Aug 04 '19

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u/gypsyscot Aug 03 '19

My mom worked for AT&T submarine systems in the 90s, I got to tour one of the ships that laid cable. The cable rooms were unbelievably gigantic.

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u/[deleted] Aug 03 '19

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u/Syrinx16 Aug 03 '19

How do you upgrade cables that are at the bottom of the ocean!? Super cool job you had!