No, the editor is "ex" (for extended ed…) and "vi" is it's other face… (when you call vi, it’s same as calling ex then issuing :visual command…)

And they're "codenames" not supposed to be as obvious as names…

That's because "ed" was the "editor" (and that later was abbreviated "ed"…) when sed born.

As unique as: Go, Python, R, Rust, Word, Writer, --"

And before the rise of heavy IDE, you need some coffee to write all those SomeObscureWord.longLongStuf.notSoShortOne.LastSentence()

Do you mean doas ?

doas is too much of a difference from sudo. For instance, it uses a completely different syntax for its config.

sudo-rs is designed to be a drop-in replacement for maybr 95-99% of people who have been using sudo.

(I do use doas on my own systems though)

and it's a dedicated release <3

Instead of comparing to LaTeX format, it should compare to ConTeXt…

You mean worst but successful 'cause of harsh marketing?

What about Octave and R, which are open source and for $0?

octave was always seen as subpar version of matlab and r is a statistics programming language. in comparison python was already back then a proper practical programming language that people were using for things other than math