Whenever I go on a "performance run" on a website, the first place I look is imagery. Why? Because you can save an image out of Photoshop, push it into ImageOptim or even TinyPNG, and save 70% on its file size.
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Convert Image to Data URI with JavaScript
Whenever I go on a "performance run" on a website, the first place I look is imagery. Why? Because you can save an image out of Photoshop, push it into ImageOptim or even TinyPNG, and save 70% on its file size.
Full article