build1 publisher
Meta reaches a petabit at 7,000 km by doubling the cores inside a 125-micron fiber
Petal keeps Anjana's 24 fiber pairs and puts two cores in every fiber, so throughput per pair stays near 20.8 Tbps and each of roughly a hundred repeaters has to amplify 96 cores in one body.
Publishers:engineering.fb.com
Reality
- Evidence38
- Adoption18
- Hype gap+26
- Incentives78
- Confidence46