Preload Hero Images faster
Page speed and rendering feels like a topic that never ends and there is always some new trick and tips to follow. I love this post from Addy Osmani because it really showcases a great topic and for a use-case that a lot of our web properties might use.
Addy talks about using rel="preload" for your hero images if they are being rendered late in the process.
Preload late-discovered Hero images faster
If you are optimizing Largest Contentful Paint, preload can be a game-changer for speeding up late-discovered hero images and resources, loaded via JavaScript.
Addy Osmani