Brain size would almost instantly collapse (from consuming 20% of ATP) once cognitive processing was offloaded to the immortal decision-making engine.
What I mean by “immortal soul” in this case is just the Source of Magic backing up the brain state of wizards when they die. If the soul were capable of cognitive function independently of the brain then of course you’ and Xachariah would be right.
Brain size would almost instantly collapse (from consuming 20% of ATP) once cognitive processing was offloaded to the immortal decision-making engine.
What I mean by “immortal soul” in this case is just the Source of Magic backing up the brain state of wizards when they die. If the soul were capable of cognitive function independently of the brain then of course you’ and Xachariah would be right.