During January 2025, Kwan focused on improving data fetching stability in the TanStack/query repository by addressing a bug related to React Query’s Suspense integration. Kwan implemented a fix that enforces a minimum staleTime of 1000 milliseconds when Suspense is enabled, preventing unnecessary data refetches on remount and reducing network traffic. This change was developed using JavaScript and TypeScript, with careful attention to React Query internals and Suspense behavior. Comprehensive tests were added to validate the solution across various staleTime configurations, ensuring regression safety and contributing to a smoother, more predictable user experience in Suspense-driven React applications.