Using CSS Sprites to optimize your website for Retina Displays — miekd
CSS Sprites have been around for a while now. Matter of fact, they have been around for over eight years. They allow for some great monetary and bandwidth optimizations for medium and large websites, and they allow for a better experience on the user’s side, since there is a reduction in load time. For a lot of small websites, the extra layer of complexity that CSS Sprites brings to your assets was not always worth it. But with high-resolution screens, such as Retina Displays, becoming more and more prevalent, there is a new big reason to use them.