During April 2025, this developer enhanced the PlanB-Network/bitcoin-educational-content repository by improving the quality and consistency of French educational materials. They focused on refining translations and aligning terminology across sid302 course content and Bitcoin sidechains documentation, using Markdown as the primary language. Their technical writing and translation work addressed content-level issues, such as correcting typographical errors and standardizing key terms, notably updating references to scalability in Layer 2 solutions. By clarifying course objectives and improving readability, the developer laid a foundation for scalable localization, ultimately reducing learner support needs and ensuring future content updates remain accurate and accessible to French-speaking users.