Note from 8 October 2021

Once your image CDN is (correctly) set up, support for any new lighter/faster image format is like infinite ROI: "much lighter images" divided by "zero additional cost". 🥰

It could even cost you less, if you pay based on bandwidth… 🎉

  1. Note from 4 April 2024

    Most mentions of the magical CSS object-fit: cover; in development tutorials should be accompanied by a warning: in most situations, it means the browser will download an image that is larger than required (at least in one direction), and optimization on the server side could be a better option.