The author, Caleb Porzio, shares his experience of reaching $100k/year on GitHub Sponsors, a platform that allows developers to receive funding for their open-source work. He attributes his success to creating valuable software, building an audience, and offering sponsored content, such as exclusive screencasts. Porzio also discusses the importance of transparency and not being afraid to talk about his income. He provides tips and strategies for other developers to achieve similar success on the platform.