In this presentation, Felienne Hermans makes the point that spreadsheets themselves are already a programming platform with a wide audience, all that is lacking

In this presentation, Felienne Hermans makes the point that spreadsheets themselves are already a programming platform with a wide audience, all that is lacking is tools for "compile-time" validation, refactoring and testing: https://vimeo.com/145492419 https://vimeo.com/145492419