The Go Programming Language book, published 08/2015, was typeset using troff (well, groff, the GNU version). Maybe because it was written by Kernighan (of K&R C

The Go Programming Language book, published 08/2015, was typeset using troff (well, groff, the GNU version). Maybe because it was written by Kernighan (of K&R C fame): https://rkrishnan.org/posts/2016-03-07-how-is-gopl-typeset.html https://rkrishnan.org/posts/2016-03-07-how-is-gopl-typeset.h... HN discussion: https://news.ycombinator.com/item?id=11470905 https://news.ycombinator.com/item?id=11470905