That can't store power (which some renewables need) and they just said it's costly to repair those lines. https://en.wikipedia.org/wiki/High-voltage_direct_cur

That can't store power (which some renewables need) and they just said it's costly to repair those lines. https://en.wikipedia.org/wiki/High-voltage_direct_current#Costs https://en.wikipedia.org/wiki/High-voltage_direct_current#Co... Here's more details on the ship and idea behind it: https://www.prnewswire.com/news-releases/introducing-the-worlds-first-battery-tanker-x-the-inaugural-ship-of-power-ark-100-on-track-for-completion-by-2025-with-field-testing-set-to-commence-in-2026-301836282.html https://www.prnewswire.com/news-releases/introducing-the-wor... https://oceanpowergrid.jp/ https://oceanpowergrid.jp/ I think it's a matter of economics and if they can make money on it, which I'm going to to presume it is possible since people are doing this.