Why we need responsive images
Tim Kadlec
JUNE 10, 2013
The topic of responsive images has been one of the most hotly debated topics amongst web developers for what feels like forever. I think Jason Grigsby was perhaps the first to publicly point out that simply setting a percentage width on images was not enough, you needed to resize these images as well. He showed that if you served appropriately sized images on the original responsive demo site, you could shave 78% off the weight of those images (about 162kB) on small screens.
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