Reverse-Engineering Creator Strategies from X's Recommendation Algorithm Source Code (Lao Zhang)
Lao Zhang of Ai Xuexi, 2026-05-16, single long-form deep dive. X platform For You recommendation system open-source update on May 15 (Phoenix / Grox / Hydrators / Ads Blender) → 7 actionable checklist items for creators. Answers "Why does my title look punchy but my traffic is terrible", "What scores exactly does the recommendation system assign", and "How many content goals should image-and-text creators break their work into". Technical teardown perspective, adding the 6th perspective beyond the 5 author perspectives in wiki-ai-self-media-engineering.