We buy the book for them because we feel it's the best text out there, and they can get the 'Rust Book' for free on Rust's website, so that's two resources for

We buy the book for them because we feel it's the best text out there, and they can get the 'Rust Book' for free on Rust's website, so that's two resources for them, plus being able to ask our already ramped up engineers questions.