When should I add real-time features to a React project?
After the base is solid and you have nested data structures working. Real-time adds connection management and windowing complexity, so add it once the core browsing experience, search, and comments are done.
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More FAQs in Roadmap: Adding Advanced Features to an Existing React Project
Auth first, then personalized features that use auth, then search and filters, then nested data like comments, then real-time updates, then performance optimization, then polish and deploy. Each step builds on the previous one.
Because it is the foundation for personalized features. Subscriptions, likes, watch later, and history all need a user. Setting up auth first means these features have a user context to build on.
After features work, and only after measuring. Optimize based on what the Profiler shows, not guesses. Add stable keys, lazy-loaded thumbnails, and memoization for the real bottlenecks, then polish and deploy.
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