Other than IP (and everyone using the same AI programs spitting out the same marketing copy), I would also be concerned over governance and biases. Companies barely have a grasp over data governance and biases in less sophisticated models, so we can't expect better from people using AI.
Sometimes just putting a system in place to step through whatever concerns your clients have can help advance the conversation along in your favor.
Other than IP (and everyone using the same AI programs spitting out the same marketing copy), I would also be concerned over governance and biases. Companies barely have a grasp over data governance and biases in less sophisticated models, so we can't expect better from people using AI.
Sometimes just putting a system in place to step through whatever concerns your clients have can help advance the conversation along in your favor.