During February 2025, Tommy Tayler focused on enhancing video playback reliability in the JesusFilm/core repository. He addressed a critical bug affecting timing and clipping for YouTube and Mux video sources by refactoring the logic that applies start and end times, ensuring consistent duration enforcement and integration with player controls. Working primarily with JavaScript and TypeScript in a React frontend environment, Tommy’s solution improved playback accuracy and reduced edge-case failures, directly impacting end-user experience. His work demonstrated careful debugging and cross-source integration, resulting in a maintainable fix that stabilized clipped playback and minimized user-visible errors across multiple video platforms.