" Getting these two worlds to cooperate requires a lot of 'glue code' to make them work together. The 'model-view-controller' paradigm introduces the controller object in between the view (the GUI class) and the model (the object) to communicate between the other two objects . The actual implementation of the controller object can vary quite a bit, but the idea of an object to 'transform' events to changes in data and execution of methods is the essence of this pattern. What does "event driven" mean? Was there ever an application which did not respond to user events. . ? Just because an application responds to events does not mean it is "event driven". Event driven means it spends much of its time waiting for an event and then takes action if and when an event occurs. Model Russian Soviet Space Contrast this with some programs that do not respond to events at all, but simply do their job and terminate. For example, an operating system command to display the current time. "

". . ] In order for an advertising message to be perceived, the brain of the television viewer must be available. Our broadcasts are aimed at making that brain available: i. e. by distracting it, by relaxing it and preparing it between two messages. What we sell to Coca-Cola is time with this available human brain. In Model Russian Soviet Space" Sourcing The third filter concerns the mass medias' need for a continuous flow of information to fill their demand for daily news. In an industrialized economy where consumers demand information on numerous global events unfolding simultaneously, they argue that this task can only be filled by major business and government sectors that have the necessary material resources. "