Re:Rumors of Cmd’s death have been greatly exaggerated
by Longhanks on Thursday January 05, 2017 @07:51AM
(#13326702)
Well, with FOSS projects, you can at least have a look at the source. Won't replace proper documentation, but that's still better than "reverse engineering" binary tools.
Just like on any many FOSS projects one gets the actual valuable documentation by buying books.