"Long tasks occur when there's constant main thread activity that blocks the browser for 50ms or more. When the main thread is busy, it cannot handle user interactions, or do other important rendering tasks."
"Large bundle sizes refer to JavaScript code that's too big to download, parse, and execute quickly. This can severely impact website speed, especially in modern web frameworks."
"Hydration issues pertain to the process of attaching JavaScript functionality to server-rendered HTML, which can create additional performance hurdles that need addressing."
#web-performance #javascript-optimization #frontend-development #website-speed #performance-bottlenecks
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