This is among the more irritating articles I’ve read lately, despite my interest in the topic. It didn’t need to be ~3,500 words (mostly “me” and “I”, or so it seemed). Skip to “The beginning and the end” and read from there.
The end of responsive images
Mat Marquis has waited 14 years to write this article. The sizes attribute has been a necessary evil but now, with an auto value capability, it’s completely transformed authoring responsive images on the web.