Website Response Times An Article by Jakob Nielsen www.nngroup.com Users really care about speed in interaction design...A snappy user experience beats a glamorous one, for the simple reason that people engage more with a site when they can move freely and focus on the content instead of on their endless wait. 0.1 seconds gives the feeling of instantaneous response. This level of responsiveness is essential to support the feeling of direct manipulation. 1 second keeps the user's flow of thought seamless. 10 seconds keeps the user's attention. A 10-second delay will often make users leave a site immediately. uxperformanceinteraction
What the painting was not about That is why for many years Irwin declined to allow his work to be photographed, because the image of the canvas was precisely what the painting was not about. Indeed, the problem is even more complicated than that. For in a very real sense the achievement of these paintings was in their making, and the finished canvas at one level is only an incidental relic, a fossil of that original process of discovery: not only do you have to be present before these paintings in order to experience them, it may be that you have to have made them as well. Lawrence Wechler & Robert Irwin, Seeing Is Forgetting the Name of the Thing One Sees Only a mind opened to the quality of things photographyimages