How Medium does progressive image loadingtl;dr: Medium uses a technique called progressive image loading to improve the performance and user experience of its website. This involves loading low-resolution versions of images first, and then gradually replacing them with higher-resolution versions as they become available. This allows users to see images on the page more quickly, without having to wait for all of the high-resolution versio
GitHub - geuis/helium-css: Helium - javascript tool to scan your site and show unused CSS
