There is a Hard Prolem, becuase there is basically no (non eliminative) science or technology of qualia at all. We cna get a start on the problem of building cognition, memory and perception into an AI, but we can;t get a start on writing code for Red or Pain or Salty. You can thell there is basically no non-eliminative science or technology of qualia because the best LWers' can quote is Dennett's eliminative theory.