BCI independence is the core value for paralysis

The transformative value of a BCI for people with paralysis is not raw capability but ergonomic independence—unlike eye trackers or mouth sticks that require specific positioning, a caretaker to set up, or that fail with muscle spasms, a brain implant lets the user interact with the world at any hour without going through another person, which is profoundly game-changing such as being able to privately text a friend at 2am.