What Is fetchpriority="high" and Who Should Use It ?

If you've ever analyzed your website with Lighthouse or PageSpeed Insights, you've probably come across a recommendation similar to this: fetchpriority="high" The first time I saw this warning, I was confused. The website was already well optimized. It was running LiteSpeed Cache, images were compressed, WebP was enabled, lazy loading was configured correctly, Critical CSS was working, and LiteSpeed was even generating preload tags for my hero image. So why was Lighthouse still complaining? This