Steve, really great work, I've appreciated all your efforts as I've played around with Rust as it approaches 1.0. I think this kind of really deep treatment of

Steve, really great work, I've appreciated all your efforts as I've played around with Rust as it approaches 1.0. I think this kind of really deep treatment of an important topic belongs somewhere in the introductory docs. I especially like that you give concrete examples of the problems that Rust's concept of ownership solves. The memory diagrams are actually quite helpful (IMHO) regardless of the "direction". Keep up the great work!