Moves you... yes, I think that is the unspoken, ungraspable thing, qualia, that may be hard to recreate on a human level. What's interesting is if these things start to move you in a new and different way, if somehow the AI art of tomorrow reflects their hopes, dreams, despair, joy and every other emotion we see conveyed via art.
Did you check out the link to the AI art above? I put it under further reading, it's very interesting.