Smart things : ubiquitous computing user experience design Introduction: the middle of Moores law What is user experience design and who creates it Interaction metaphors Information is a material The Whirlpool Centralpark refrigerator : the design of an accessory port Information shadows Clickables : toys and information shadows Devices are service avatars The iPod : a service avatar Applianceness Roomwizard : an appliance for office society Scales of experience Plasma poster : unifying work cultures with a digital poster Observation and ideation Simulation and sketching Nabaztag an ambiguous avatar Augmentations and mashups Common design challenges From invisible computing to everyware