I read about islands architecture a long time ago and really appreciated it when I tried Astro for my projects. At that time Astro was very new but I totally get it. If you ever used WordPress, the idea is familiar already. You have a page, you drop widgets into it (a comments section, a recent posts list, a search bar). Each widget does its own thing, does not interfere with the others. Islands architecture is exactly that mental model. Except instead of generating all the widget JavaScript upfront, you delay each one. The WordPress Comparison Think of a typical WordPress page. The header, the article body, the footer (all rendered as plain HTML from the server). Then you have widgets in the sidebar: a search box, a tag cloud, a newsletter signup. Each widget is self-contained. You add it, configure it, and it renders in its own little box. Now imagine instead of shipping jQuery and all the widget scripts on every page load, you tell each widget: "hydrate when you are ready." The search box hydrates immediately because users might use it. The newsletter widget hydrates when the browser is idle. The tag cloud (maybe it does not...
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