The stance of the U.S. Copyright Office seems to disagree with this statement.
It lays out a number of qualifications of significant human involvement in AI generated artifacts that are indeed copyrightable.
www.copyright.gov/ai/Copyright...
Teefa
ahem, AI CANNOT ASSIGN COPYRIGHT. YOU WILL NOT OWN THE THINGS THIS THING MAKES EVEN IF THEY TRY AND ASSIGN IT TO YOU. USING THIS WOULD TECHNICALLY BE IN VIOLATION OF 100% OF PUBLISHER AGREEMENTS I HAVE SEEN
'The road to Unreal Engine 6' - www.unrealengine.com/news/the-roa...
"for UE6, we see LLMs, generative AI models, and tools like Claude and Codex playing a central role in helping you build content faster while maintaining the creative control you need."