Yes, but I am talking about the parts outside the brain. Eye to brain. Brain to muscle. You can cut those out and since the brain is about 15cm in diameter whil

Yes, but I am talking about the parts outside the brain. Eye to brain. Brain to muscle. You can cut those out and since the brain is about 15cm in diameter while there are around 50cm of nerves between your fingers and brain, I think around 3-4x faster by replacing those nerves with near lightspeed communication is not too ambitious.