On the contrary, spreadsheets are a cool model of computation. They're live - you can update the value of any variable (cell) and all the other references upda

On the contrary, spreadsheets are a cool model of computation. They're live - you can update the value of any variable (cell) and all the other references update automatically. It's a dataflow model. See, for example, the Cells project at http://common-lisp.net/project/cells/ http://common-lisp.net/project/cells/