@Gork
@lemm.eehttps://phys.org/news/2024-08-prototype-quantum-internet-york-city.html
To introduce quantum networks into the marketplace, engineers must overcome the fragility of entangled states in a fiber cable and ensure the efficiency of signal delivery. Now, scientists at Qunnect Inc. in Brooklyn, New York, have taken a large step forward by operating just such a network under the streets of New York City.
https://archive.ph/PT2pU