When Google first debuted Video Overviews last year, the feature could only create basic narrated slideshows from your notes. With the new “Cinematic Video Overviews,” NotebookLM can now “create unique, immersive videos tailored to you.” Google says that this new functionality relies on a trio of advanced AI models, including Gemini 3, Nano Banana Pro, and Video 3, to generate “fluid animations and rich, detailed visuals.” The company adds that Gemini acts...