Unfortunately, I couldn't really listen to any of it; it clashed with my work schedule. I just saw that he brought out several books in different colors and sold a $2,000 package. I imagine each book covers a specific topic, but I still need to watch the replay. From what I’ve read, it wasn't very practical or demonstrative—which is what most people would have expected, given how he handles his YouTube videos. Still, making mistakes is part of the process.