Inverse: Quantum internet: A revolution in knowledge is almost a reality. https://www.inverse.com/innovation/quantum-internet-is-coming My hyper-low-loss isotope modified optical fiber will help with this.https://www.freepatentsonline.com/9459401.html Should do 0.001 dB/km, versus the record of 0.1419 dB/km by Sumitomo Electric in 2017. https://global-sei.com/company/press/2017/03/prs029.html#:~:text=Sumitomo%20.... Quantum entanglement links cannot use conventional optical amplifiers or repeaters.