The value will flow to society via the cheap books (art). Value will also flow to authors (artists)[0] due to the facilitation of creation/distribution/replication. Where that value will come from is from the scribes (painters, sculptors, etc.)[1] whose contribution is rote.

[0]The intentional distinction here is that the value is in the conception of art, not in the execution of it in media.

[1]Imagine how much more productive Mozart or Beethoven could have been had an AI-powered orchestra existed in their time.