The picket fence There was a fence with spaces you could look through if you wanted to. An architect who saw this thing stood there one summer evening. Took out the spaces with great care and built a castle in the air. The fence was utterly dumbfounded, each post stood there with nothing round it. Christian Morgenstern, The Art of Looking Sideways www.andrew.cmu.edu spacearchitectureabsurdity
Now I get it An Article by Ralph Ammer ralphammer.com To design a system means to orchestrate the interplay of its elements. Such a system is considered “interactive” if it is open, which means that there are ways to engage with the processes that are happening inside of it. There is of course a range of interactivities which spans from very basic reactive behaviour to highly complex conversational interactions. systemsinteractionux