That they carry massive amounts of power so they'll help you to destruct themselves once the barrier is penetrated, are actually quite complex and can be sabota

That they carry massive amounts of power so they'll help you to destruct themselves once the barrier is penetrated, are actually quite complex and can be sabotaged easily. This is a nice text on the underwater version: https://europacable.eu/wp-content/uploads/2021/01/Introduction-to-HVDC-Subsea-Cables-16-July-2012_.pdf https://europacable.eu/wp-content/uploads/2021/01/Introducti...