Depends on where you implant it. In this case it's attached to the motor cortex and will allow for controlling a computer, and in this case there's no feedback

Depends on where you implant it. In this case it's attached to the motor cortex and will allow for controlling a computer, and in this case there's no feedback into the brain itself (no write, only read). Sending signals to the motor cortex is probably not useful even in the device can do it.