"[blank] is already happening" is a trope, in wired's headlines, that gets reused frequently, to provoke exasperation. Wired probably advises writers with an internal style guide, since their tone has remained pretty consistent over the years.
The article is a lot of hype. There's a mix of several separate concepts brought into play, with anecdotal details, to produce an emotional effect.
Without explaining the differences between the peripheral nervous system and the central nervous system, ideas are presented to confuse such differentiation.
https://en.wikipedia.org/wiki/Peripheral_nervous_system
The article touches upon advanced ways to interface with the peripheral nervous system of the body, in particular the extremities, addressing paralysis and amputation.
The article is not about the brain itself, although witnesses within the article explain their personal experiences. It isn't about machines becoming alive. It isn't about replacing the mind with a computer.
It's mostly about advanced ways of restoring sensation and motor control, with computer systems that remap connections beween damaged nerves. The external stimulation of nervous tissue does not translate to a migration of human experience from a biological system to a machine.