Yeah, even I, who is pretty bullish on AI in general, agree in doubting the premise that AI is going to make movies that are so good that people stop having any interest in older movies.
I think it's more likely that once Gen Z is the oldest surviving generation, maybe no one will watch any content longer than a TikTok due to attention span degradation and Hollywood just churns out vertical 2 minute videos direct to phones rather than release movies, and those would be some mixture of AI and human-created work.
That’s just not how humanities work