Smalltalk and Excel are both good to draw on. Another programming tradition that is actually very popular but seems to have limited influence on "professional"

Smalltalk and Excel are both good to draw on. Another programming tradition that is actually very popular but seems to have limited influence on "professional" programming languages is Wolfram/Mathematica. The Wolfram Cloud product has some very interesting features in terms of exposing your Mathematica code as a service on the internet. Here's an interesting demo: https://www.youtube.com/watch?v=3VqlCm_T2CA https://www.youtube.com/watch?v=3VqlCm_T2CA. Mathematica also popularized the "notebook" style of dev which is also very nice for exploration.