Huh. I posted this same article about two days ago. https://news.ycombinator.com/item?id=6810685 https://news.ycombinator.com/item?id=6810685 http://spectrum.

Huh. I posted this same article about two days ago. https://news.ycombinator.com/item?id=6810685 https://news.ycombinator.com/item?id=6810685 http://spectrum.ieee.org/energy/the-smarter-grid/san-franciscos-secret-dc-grid http://spectrum.ieee.org/energy/the-smarter-grid/san-francis...