Creating content for devs (even paid) is not nearly as lucrative as you think
Anyone with the skills to write a book could make more $$$ writing actual software
They’re taking a pay cut because they enjoy educating you. Don’t be shy about kicking them some $$$
Just saw someone offering to share my Combine book for free. In a Slack community where I’m an admin 🤦♂️ don’t do that stuff folks, support independent authors and buy their work. Can’t afford it? Reach out. Most of us aren’t horrible about discounts for those that need them.