On Sun, 6 Jul 2014, Patrick O'Callaghan wrote:
I'm an old Unix hand so for me the man page *is* the reference in most cases, though for something as large and complex as systemd I have no issue with there being supplementary material as long as I don't need to access it just to remember a basic command. In fact I get annoyed at many of the desktop tools which don't have a proper man page because they expect you to reach for a browser or one of the lame built-in help tools. However that's another story.
If it has a GUI, it doesn't need documentation. Didn't you know that.