On the contrary, I expect copper savings attractive enough to see wiring everything with two thin wires (thickly insulated) on 6000V, with electronics in every

On the contrary, I expect copper savings attractive enough to see wiring everything with two thin wires (thickly insulated) on 6000V, with electronics in every socket doing the conversion to 120V AC or 12V or 5V DC. It'll be also simple to install, unlike Cat5 or whatever the article proposes.