Maybe because, while HN is talking about The Dragon Book, the actual reference[0] refers to https://en.wikipedia.org/wiki/Principles_of_Compiler_Design https://

Maybe because, while HN is talking about The Dragon Book, the actual reference[0] refers to https://en.wikipedia.org/wiki/Principles_of_Compiler_Design https://en.wikipedia.org/wiki/Principles_of_Compiler_Design which did not include Sethi (although there is a blurb about it in the paragraph). [0]https://awards.acm.org/about/2020-turing https://awards.acm.org/about/2020-turing