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
You and your user are one In the case of the seeming egalitarianism and beneficence of the voice from the cloud that says “You Are Not Your User,” what I hear in that voice is the ringing of a cash register, and the creaking of the crank on the side of a box that software development efforts disappear into, and that money comes out of. A mechanism that would seize up instantly if some still small voice were to propose the opposite of what the thunder says: that you and your user are one. Dan Klyn, Sermon for WIAD Bristol 2021 understandinggroup.com My job is simply to design gadgets that I likeReversibility of perspectives uxsoftware