> But, the question we can ask today is: what kind of explanation would explain away the hard problem of consciousness? What is the signature the model must satisfy? I don't think there's a good answer to that.

I think that is a question more about the people to whom you are explaining the solution to the hard problem of consciousness. The natural tendency (as with 'what is AI?') is to say 'ah, but that is the easy part, the hard part is <some other thing that they feel you have not explained properly>'.