Rabbitwhole

Reading non-fiction alone is brutal. You read a page, think you understood it, move on — and three chapters later you realize you've retained nothing. That's what happened with one of my students trying to get through Zero to One. He'd read a page, I'd ask him what it meant, and he'd just stare at me.

The obvious fix was one of those "chat with PDF" tools — upload the book, ask questions, get answers. So he tried it. Asked a question, got an answer. Asked another, got another answer. Twenty minutes later he closed the tab and said "it's just like Google but slower."

He was right. These tools just dump text into a context window and let you query it. The answers are accurate, but shallow — like asking someone who speed-read the book five minutes ago.

Here's what's missing: a real tutor doesn't wait for you to ask questions. They introduce a concept, check if you already know something about it, give you an example, and then ask you something to make sure you got it. They don't move on until you've shown you understand. That's what teaching actually looks like.

So I built that. The AI extracts the chapter structure, generates a teaching plan using Understanding by Design — a real pedagogical framework — and then has a conversation with you. It doesn't just answer your questions. It asks you questions. Socratic ones. And it won't let you move on until you've demonstrated comprehension.

I tested it with the same student, same book. Forty minutes later, he was still in the conversation — not because it was entertaining, but because the AI kept asking him things he couldn't bullshit his way through. Things like "how does this concept apply to something you've actually seen in real life?" He had to think.

That's the difference between reading a book and actually learning from it.