I think in some ways spreadsheets are visual programming tools. You have data, functions and layout / presentation, all working together in one space. I think

I think in some ways spreadsheets are visual programming tools. You have data, functions and layout / presentation, all working together in one space. I think this is one of the draws of spreadsheets for simple "programs" and non-programmers. And of course, spreadsheets are ubiquitous.