But even a submarine cable with <8 strands can have 40tbit/s. And they are still considerably cheaper to install than satellites (esp including long-term mainte

But even a submarine cable with <8 strands can have 40tbit/s. And they are still considerably cheaper to install than satellites (esp including long-term maintenance). EDIT: As an example, the new Atlantic cable "MAREA", partly sponsored by Facebook and Microsoft, has a capacity of 160tbit/s. http://www.datacenterknowledge.com/networks/facebook-and-microsoft-s-high-capacity-submarine-cable-europe-complete http://www.datacenterknowledge.com/networks/facebook-and-mic...