That’s because Google removed the support from chrome after only a few months, and Mozilla never added it to Firefox.
And although there’s apparently an extension for both, (lossy) image formats need out of the box browser support to have any chance for any kind adoption.
Never saw even one piece of your “future” in the wild…
Try this link on an iPhone: https://jpegxl.info/resources/jpeg-xl-test-page.html
Happily using it for presentation slides.
That’s because Google removed the support from chrome after only a few months, and Mozilla never added it to Firefox. And although there’s apparently an extension for both, (lossy) image formats need out of the box browser support to have any chance for any kind adoption.