I’m not making the statement that everything in the universe is a computational process, only that everything in my brain is, at least the functionality of my b

I’m not making the statement that everything in the universe is a computational process, only that everything in my brain is, at least the functionality of my brain towards creating my consciousness. Now can I prove that ? Of course not. But it seems like a fairly solid working hypothesis (any other alternative hypothesis sounds far more quacky anyway? What quantum entanglement of mocrotubules?).