<ul data-eligibleForWebStory="true"><li>Frontend performance in modern storefronts involves more than just API speed.</li><li>Issues often arise post-data arrival such as bloated JS, hydration delays, redundant render logic, and overfetching.</li><li>Hydration is a significant bottleneck, especially in setups like Hydrogen and Adobe PWA Studio.</li><li>Reducing client-side JavaScript and optimizing component loading can improve performance.</li><li>Server-side rendering speed depends on strategic caching, considering personalization rules and variant logic.</li><li>Observability through logging and data collection is crucial for identifying performance issues.</li><li>The focus is on creating not just fast-loading but predictable storefronts.</li></ul>

What Performance Really Means in Modern Storefronts (It is Not Just API Speed)

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