Textbooks can cost more than tuition,AI‑powered OER wipes that cost out entirely. In this conversation, Dr. Sarah Harmon, Adjunct Professor of Spanish and Linguistics, OER / ZTC Coordinator at Cañada College, and Chair of the SMCCCD Academic Senate Standing Committee on Teaching and Learning (DTLC), lays out the five‑spoke ZTC Wheelthat drives course material costs to $0 without sacrificing rigor. She then shows how LibreTexts’ machine translation delivers 90 %‑accurate Spanish and French editions in minutes and shares simple Creative Commons tips that keep lawyers happy while inviting global remix. Along the way, Harmon connects Universal Design for Learning with higher retention and offers open‑pedagogy ideas that turn students into co‑authors.