About the brain, you're correct AFAIK. Any expert on the subject that I've read has said (with explanation that I don't have) that we are working with "outdated

About the brain, you're correct AFAIK. Any expert on the subject that I've read has said (with explanation that I don't have) that we are working with "outdated hardware" in a way. The neocortex is a relatively recent evolutionary advantage, but as long as humans have been humans (in the latest evolutionary stage), we've had the same stock parts.