Talking graphical user interfaces, there is hardly an innovation since the ingenious invention of a window. Indeed, the concept of representing information as a variety of windows, also called perception frames, seems to be a time-proven solution for majority of computer interaction tasks. However, here is an idea you may wish to consider: once the coffee machine was invented it was a major leap forward, but since then the idea was improved so much that you will not probably recognize the original thing as a coffee machine.