Sure, the contents of the text box is necessary. But treating the contents as a black box is not something new, and I don't see it as a problem. That's pretty m

Sure, the contents of the text box is necessary. But treating the contents as a black box is not something new, and I don't see it as a problem. That's pretty much every function call ever - all I'm interested in is the calling signature. A combination of pictures and text would suit me far better than what we have today, which is text everywhere, and diagrams / flowcharts afterwards if you get around to writing documentation.