1.) Bash is not niche. 2.) SQL is not a general purpose programming language and is used as an example of a little language by the author. I can clearly imagi

1.) Bash is not niche. 2.) SQL is not a general purpose programming language and is used as an example of a little language by the author. I can clearly imagine a future where instead of a few large general purpose languages we have a multitude of niche languages that have better performance characteristics, better tooling and smaller individual learning curves.