Chinese firm's fiber trial hits staggering 51.3 Tb/s over 128 miles without signal regeneration — could this be an end to bandwidth bottlenecks?
THE SO WHAT
51.3 Tb/s over 206.5 km without regeneration is backbone, not last‑mile — it buys headroom for AI data center interconnects and metro fabrics before you hit optical limits. If you’re planning multi‑site training or inference clusters, start treating dark fiber and next‑gen optics as a core part of the AI infra stack, not an afterthought to GPUs.
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