Dive into a comprehensive exploration of web performance optimization techniques in this one-hour conference talk. Learn why a 250ms response time is crucial for maintaining a competitive edge in today's digital landscape. Discover how small changes in source code can significantly impact performance and explore top strategies to enhance website speed. Examine real-life challenges, solutions, and experiences as you uncover common pitfalls that slow websites down and learn how to fix them. Cover a wide range of topics including JavaScript optimization, intentional speed delay, 14 rules of web performance, TCP optimization, 3G/4G fetching, battery-saving techniques, HTTP/2, critical rendering path, older browser considerations, mobile performance, achieving 60fps, lazy vs. synchronous updates, layout to paint optimization, reducing reflow impact, and minimizing inspection time. Gain insights from industry thought leaders and walk away with practical knowledge to implement immediately in your web development projects. Read more