NotebookLM is Google’s AI-powered research and writing assistant, which lets you quickly create notes, study guides, discussions with AI hosts, and more based on information from various sources. So far, the tool has allowed users to import information from PDF files, websites, Google Docs, Slides, and text/markdown files.
https://www.androidauthority.com/notebooklm-audio-overview-3481206/
Now, Google has added support for YouTube videos and audio files
The tool can automatically generate notes, summaries, discussions from public YouTube videos.
You can also create comprehensive study guides from audio files