> (I remember an article from HN about how bash had to be written by someone who hadn't seen the unix shell code or something like that). I believe you're refe

> (I remember an article from HN about how bash had to be written by someone who hadn't seen the unix shell code or something like that). I believe you're referring to Clean Room Design[1]. [1] https://en.wikipedia.org/wiki/Clean_room_design https://en.wikipedia.org/wiki/Clean_room_design