The area of statistically sane software for regular users is so underexploited that there are many instances of X you can plug into "X but with ranges instead o

The area of statistically sane software for regular users is so underexploited that there are many instances of X you can plug into "X but with ranges instead of numbers" and carve out a niche for yourself. I myself am hoping someone will pick up X=spreadsheets at some point soon.