You are also assuming that the brain is the origin of consciousness as we know it. And not just a "reducing engine" for an external "signal" - as Aldous Huxley

You are also assuming that the brain is the origin of consciousness as we know it. And not just a "reducing engine" for an external "signal" - as Aldous Huxley suggests in his Mind at Large concept: https://en.wikipedia.org/wiki/Mind_at_Large https://en.wikipedia.org/wiki/Mind_at_Large While I don't subscribe to it personally based on available evidence - it is a very interesting concept.