Thanks for covering the important subject of grid management, especially the fact that utilities use it to mix and match various sources of renewable energy as needed. And the fact that without such security systems, data transmitted can be intercepted.
@cabe, the translation of the spin of a single photon at the receiving end is nothing short of Star Trek tech. The way eavesdroppers can be detected is also a plus. The grid has needed more security for some time now.
In a line of ultra-futuristic projects, DARPA is developing a brain microchip that will help heal the bodies and minds of soldiers. A final product is far off, but preliminary chips are already being tested.
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