How treating React components as strict micro-domains can cure the "God File" anti-pattern forever. We’ve all been there. You start building a simple React component. First, it’s just UI. Then, you add some state. Next comes a custom interface. Oh, and a helper function to format dates. Fast forward three weeks, and your innocent UserProfile.tsx has mutated into a 1,000-line "God File." To fix this, you split the file. You create useUserProfile.ts and userProfileUtils.ts . But suddenly, these internal files are sitting in shared folders, polluting the global namespace, and worse—other developers start importing your specific utils into completely unrelated parts of the app! Your component's internal secrets are leaking. Enter the KIP (Keep It Private) Pattern. What is the KIP Pattern? KIP is an architectural pattern for React that enforces Strict Encapsulation at the component level. It treats every component—no matter how small or large—as an independent micro-domain.…