If you’re running AMP for fast loading pages on the mobile web (and, if you’re not, you should give it a try, it’s awesome!), you maybe got a notification in Search Console (AKA Google Webmaster Tools) that “Image size smaller than recommended size” for some or all of your AMP content.
Github
Explore a collection of blog posts on Github, its features, updates, and best practices, on my personal website, robin.scott.ventures.