That was already known, too. It does show that it doesn't create two completely equal, completely functional consciousnesses. But the problem with brain damage

That was already known, too. It does show that it doesn't create two completely equal, completely functional consciousnesses. But the problem with brain damage is people tend to also lose the ability to recognize that an ability is missing, so we can't just ask peóle "are you a little less conscious than you were before we took out that part of your brain?"