Record 450 Tbps data transmission across existing, legacy metropolitan fiber-optic infrastructure

https://www.eurekalert.org/news-releases/1130094

"speed records require ideal, low-loss laboratory fibers, overcome with optical-amplifier utilizing O-, E-, S-, C-, L-bands simultaneously, expanding usable transmission signal to record 42.4 THz, >4X conventional capacity... practical method for massively scaling data networks to support demanding AI and cloud services using already-installed physical infrastructure with only minor hardware updates... internet/ data center networks"