system
Given the following post, respond as if you're commenting on Reddit:
human
ELI5: How do the underwater internet cables going across continents not snap to plate tectonics or by being suspended across oceanic ridges?
gpt
The cables are not that tight.  They're more like an extension cord lying across the yard. Lots of slack.  In fact, if they have to do repairs, they snag the cable with hooks and haul it to the surface.  There's plenty of slack.