Here's a great video from Real Engineering [0] that goes into the pros and problems with that approach, and where and how it is currently being tried. For examp

Here's a great video from Real Engineering [0] that goes into the pros and problems with that approach, and where and how it is currently being tried. For example, via undersea transmission cable under the Strait of Gibraltar. [0] https://youtu.be/7OpM_zKGE4o https://youtu.be/7OpM_zKGE4o