[fennecfoxy]

I think C could easily adopt a fiber, there's the "tongue" bit in the middle of the socket, and empty space in the middle of the plug, could easily have a fiber run down the middle there.

[JAlexoid]

There are literally USB-C cables with fiber cores, right now... on the market.

A USB-C cable with fiber core is what Oculus Go suggested to connect to a PC.

[rtkwe]

Those use a converter in the cable itself though right?

[rtkwe]

The difficulty isn't in fitting the physical fiber, they're tiny, it's in the delicacy of highspeed fiber optics.