> A primary example of this is `ls -l` (the color option is different on different systems, but is almost always aliased on by default). A primary non-example

> A primary example of this is `ls -l` (the color option is different on different systems, but is almost always aliased on by default). A primary non-example is Ubuntu, where $PS1 is colorless, and `grep --color=auto` is not aliased to `grep`. It is the least user friendly distro if you use the command line.