You are right, these comments are really helpful! It's so easy to say something that gives people the idea quite opposite to what I'm trying to say... Yes, add

You are right, these comments are really helpful! It's so easy to say something that gives people the idea quite opposite to what I'm trying to say... Yes, adding you to mailing list... Love the idea of turning the book into a kind of video game; also thinking of building some tools that will make it easier to implement ideas, and buidling community around the book...