On the other hand, the fact that we're talking about subjective experience means that one of these must be true: 1) it doesn't exist, but our brains are thinki

On the other hand, the fact that we're talking about subjective experience means that one of these must be true: 1) it doesn't exist, but our brains are thinking and talking about it 2) it exists, but it's overdetermined: it just so happens that your brain starts thinking and talking about it while it also exists 3) it exists as a phenomenon in the physical world, able to affect other physical things