#Retina images Sharpness is relative. We can only observe if something is really sharp if we can see it next to something that's sharper. Lots of people are looking for solutions for the problem that images look blurry on retina displays. All solutions I've seen so far give the advice to send an image that's twice as wide and twice as high to these new screens. Before you start sending these images, be sure to understand that these files will be four times the size of the smaller version. People with a high end device and a low end connection—everybody in the train in The Netherlands—will hate you.
##Image types I'm generalizing here, but there are two types of images: (1) graphics like logos and (2) photos. Quadroupled images might be justified for the first kind, for logos, icons, things like that. You could also try to find a solution in clever SVG files—with media queries in them, why not? These kinds of ima