Undersea cables: what lies beneath
The internet is at its core an transnational network of networks, but few of us ever think about how connectivity works between continents. Jason Walsh examines the subsea cables connecting Ireland to the world
Connectivity today is a seamless affair, with data flowing to and from our devices to data centres and individuals near and far using a variety of technologies from copper wire and fibre optic cable to 4G and 5G cellular radio. Seamless most of the time anyway.
The internet as whole, though, needs all of these networks to interconnect with one another, something that requires hard infrastructure. The national rollout of fibre optic cables, particularly around...
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