The current commercial state-of-the-art is quite a bit higher, 25.6Tbps or thereabouts using a full 40 channel/color DWDM and 400g modules. But yes, copper or R

The current commercial state-of-the-art is quite a bit higher, 25.6Tbps or thereabouts using a full 40 channel/color DWDM and 400g modules. But yes, copper or RF is IMO a non-starter for any new deployments.