"But if you go to the man page for something like awk or bash or grep [...]" And this is where you are doing it wrong. For GNU tools, the man page is just a st

"But if you go to the man page for something like awk or bash or grep [...]" And this is where you are doing it wrong. For GNU tools, the man page is just a stub. The official documentation is maintained in the form of "info" pages. Now, you may consider this obtuse (I sure do), but it doesn't mean there is no documentation.