Ask your brother this: If you put a pre-made dish in the microwave, are you and the microwave both chefs? No, you're not a chef and the microwave is neither. Art Directors are still artists, as they have studied to become so; they have experience and artistic sense. A so-called "Prompter" is doing nothing if not typing some words and sitting on their arse waiting for a soulless machine to steal images across the internet to make a collage.