Yeah I agree. Instead of learning a new language subset, I just use what's already there. For me, the go-to for multi-line calculations is Octave. At that poin

Yeah I agree. Instead of learning a new language subset, I just use what's already there. For me, the go-to for multi-line calculations is Octave. At that point I can annotate to my hearts desire, plus I've always preferred Octave plotting over spreadsheet functions. The ability to share your calculations nearly universally, though, is the major advantage of spreadsheets.