TIL some cities (like NYC) pump nitrogen into their phone lines to keep water out.hackaday.comexternal-link Shadow ( @Shadow@lemmy.ca ) Today I learned@lemmy.ml • 4 months ago message-square10fedilinkarrow-up186
arrow-up186external-linkTIL some cities (like NYC) pump nitrogen into their phone lines to keep water out.hackaday.com Shadow ( @Shadow@lemmy.ca ) Today I learned@lemmy.ml • 4 months ago message-square10fedilink
Hashtag N two.