The author was waiting 14 years to excitedly share this?
<img loading="lazy" src="TrIZjHKy9-650.jpeg" srcset="GTrIZjHKy9-650.jpeg 650w, GTrIZjHKy9-960.jpeg 960w, GTrIZjHKy9-1400.jpeg 1400w" sizes="auto, (min-width: 1040px) 650px, calc(94.44vw - 15px)" alt="…">
IMHO, feels more like a polyfill than a final industry solution.
What, why? This is the web, so it has to be a solution that can handle old browser versions. Take away the old version and it's as small as it can be.