Plot twist: Fishermen are purposefully collecting underwater cables and selling them for scrape. https://www.computerworld.com/article/2541664/fishermen-pull-t

Plot twist: Fishermen are purposefully collecting underwater cables and selling them for scrape. https://www.computerworld.com/article/2541664/fishermen-pull-the-plug-on-vietnam-s-web--steal-cable-for-scrap.html https://www.computerworld.com/article/2541664/fishermen-pull... Of course there are also accidental breakages and other things. That is to say there are many root causes, not necessarily intuitive.