Without YouTube I wouldn't be where I am today. It has helped me with transitioning my career, my many DIY projects, various hobbies, and just general knowledge that has shaped my understanding of the world.
I believe many other people share the same experience using the platform.
With a large database of knowledge that can be used for self learning, why not leverage AI to gather areas of interests and collate that into a book that can be used as study material.
Rather than sitting through a long lecture video, or you prefer to read. You can generate videos into a book to read.
Try it out. You can generate the book outline with chapters without an account for free.
I also have some example books you can also check out: https://www.generate-book.com/#examples
Let me know your thoughts.