> About the closest you can get to that with a programming language is Lisp, but it's still half-way there compared to a spreadsheet, when you can see the data

> About the closest you can get to that with a programming language is Lisp, but it's still half-way there compared to a spreadsheet, when you can see the data all the time as it is placed and updated. I think that Kenny Tilton's Cells was an attempt to get that sort of interactive update functionality in Lisp. I was never able to figure it out though.