Google NotebookLM adds improved audio overviews and background listening feature

Google's NotebookLM software just got some cool new features that primarily impact audio overviews. For the uninitiated, the platform's Audio Overview tool uses AI to whip up an audio summary of a piece of content. It started with written content, but has since expanded to YouTube videos . So what's new? Users can now input specific instructions before generating a "Deep Dive" overview. Google gives examples of tasking the software to focus on a single topic or adjusting the expertise level to s...