The article just doesn't even acknowledge the most important questions. Can this actually cause harm or require additional surgery? Was the patient informed about this possibility and potential harm? Since the device seems to continue to work, what are the impacts on longevity?
The answer to these questions pushes this between near irrelevant and serious medical crimes.
Like all natural implants, the implants cause scar tissue over time destroying neural tissue, reducing connection and detection effectiveness. This goes for all implants atm, they all cease to function after 6 months.