In this week's series of blogs we will be focusing on performance improvements across multiple product areas including web performance, Zero Trust security, and cache purge. We'll explain why the commonly used metric "Time To First Byte" (TTFB) is not sufficient for understanding and improving overall website performance experience. In this week's series of blogs we will be focusing on performance improvements across multiple product areas including web performance, Zero Trust security, and cache purge. We'll explain why "Time To First Byte" (TFFBB) commonly used metric is not sufficient for understanding and improving the overall website performance experience.