it's done by Google via Notebook LM slightly off topic, but it's a fantastic (AI)tool..... =>> upload any source and you can chat with those resources.....and many things more, => make a podcast, video overview, slides, quizes, ....
It' a tool to study and learn any topic.....eg LWLG..... ( any youtube video, or 20 o 30.....is searchable in seconds....pdf's, ....
Again, big advantage is that you control the sources.....It will only use that......so won't use the internet..... worth checking out => https://notebooklm.google.com/