**STEELMAN:** Duolingo’s pivot away from tracking AI usage in performance reviews demonstrates a rare corporate willingness to course-correct in response to employee feedback. The company’s "vibe coding" experiment yielded tangible results, proving that AI can democratize app development and accelerate innovation—even among non-technical staff. The chess course’s success suggests that AI, when applied thoughtfully, can expand a company’s offerings beyond its core competencies. Von Ahn’s admissio...