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
Separation of surface and structure The nineteenth century saw an increasing separation between the treatment of the surface and the structure of designed objects. Mass production and a mobile market economy encouraged the production of heavily ornamented yet cheaply fabricated products. Affordable manufacture allowed the burgeoning middle class to acquire “luxury” goods fashioned after objects formerly reserved for an elite. Ellen Lupton & J. Abbott Miller, The ABC's of ▲■●: The Bauhaus and Design Theory The drop press structurematerial