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Page Speed Checker SEO inspector tools are great tool for finding out how a website is being run. Google takes so long to load its search results page, and if that's not fast enough, they also crawl their websites with JavaScript engines like Apache or Varnish. Your browser can automatically download the necessary files (like images) whenever an update occurs on your site. The quick answer from Webmaster Central: A slow server will produce faster pages, "This was created when we needed to make sure our customers' searches didn't become overloaded by too many people searching in different terms." – Website Optimizer Tools.