Maximally optimizing image loading for the web in 2021
CSS - Tricks
FEBRUARY 16, 2021
Set far-out expires headers on images and have a cache-busting strategy (like changing the file name). Apparently, there is but one tool that does it all: eleventy-high-performance-blog. Serving AVIF is usually good, but it seems less cut-and-dry than WebP was. Use responsive images syntax. They seem very related.
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