I didn't say they were not. The issue is they usually do not hold the data and present the data (ie WYSIWYG). The python and R only are the formulaic part. I ha

I didn't say they were not. The issue is they usually do not hold the data and present the data (ie WYSIWYG). The python and R only are the formulaic part. I have not seen a format where you can toggle the data or formula and see results as well as Excel does.