But they reject parallel between brains and computers. E.g. John Searle ' mental' facts about computers are constructions made by us. Computers don't have intrinsic intentional content, but just derived, or secondary content. The problem of consciousness, qualitative content a general problem for all materialists. David Chalmers it's logically possible to imagine a world physically just like ours but without any conscious, qualitative content.
Zombie argument leads back to dualism.
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