<http://jl.photodex.com/dog/>, the link given for the
dog program, is broken, and the first Google hit
seeking a replacement is unresponsive (probably /.ted).

However, <http://manpagehelp.net/manpage/linux/man1/dog.html>
gives a good overview.

Debian/Ubuntu: sudo apt-get install dog
Gentoo:        sudo emerge sys-apps/dog

> without using any punctuation and paragraphs

That should be 'without using any punctuation OR paragraphs';
see http://en.wikipedia.org/wiki/DeMorgan's_Law.

It's "CLUI" for Command-Line User Interface.
"CUI" is "Curses User Interface", fsckface.

> Q. What do you get when you combine Sun with IBM?
> A. IBM.

I'm going to miss the Sun logo.

modparentup