>
Back in the day we had engineers writing documents from markup.Back in the day secretaries were creating electronic documents with troff and nroff:
> The first version of Unix was developed on a PDP-7 which was sitting around Bell Labs. In 1971 the developers wanted to get a PDP-11 for further work on the operating system. In order to justify the cost for this system, they proposed that they would implement a document-formatting system for the Bell Labs patents department[1]. This first formatting program was a reimplementation of McIllroy's roff, written by Joe F. Ossanna.
* https://en.wikipedia.org/wiki/Troff