Finally got around to writing a new blog post, this time on Unix manual pages. Turns out the history is complicated enough, that the actual man command will have to wait until the second part!
https://abochannek.github.io/utilities/2024/12/08/man-pages.html
Shout-out to everybody who went through the SunOS to Solaris transition, too. The shuffling of sections 4, 5, and 7 in SysV still annoys me thirty years later.
(Reposting with public visibility)