[fanf2]

and sed https://pubs.opengroup.org/onlinepubs/9699919799/utilities/s...

and m4 https://pubs.opengroup.org/onlinepubs/9699919799/utilities/m...

and ex https://pubs.opengroup.org/onlinepubs/9699919799/utilities/e...

and bc https://pubs.opengroup.org/onlinepubs/9699919799/utilities/b...

unix isn’t short of programming languages!

[iaabtpbtpnn]

Just short of good ones!

[blueflow]

I'd always take the old POSIX stuff over whatever gets bought by IBM next year.

[smitty1e]

Given their longevity, it seems difficult to label them "bad".