Here's the Tweet that kicks off the Twitter thread where this e-book was announced:

My new book is out today.

It’s a textbook full of key concepts that help explain the forces driving bitcoin’s adoption.

I put an unreasonable amount of work into it and hope the wait was worth it.

The foreword was graciously written by @JeffBooth 🙏

https://anilsaidso.gumroad.com/l/concepts

https://twitter.com/anilsaidso/status/1577696259837956096 [Nitter]