• Because sometimes people ask "why?" instead of "why not?".
• Because sometimes you can't always have what you want.
• Because sometimes the hassle of trying to do such a thing is outweighed by the benefit gained.

I'm not an administrator where I work. In order to get things like this on a production (or any other) box, I'd have to log a request, attend at least two meetings, and various other overhead. I've learned to do my job just fine in the absence of the GNU utilities. I just have to take the long way around sometimes.