> While that's true, I think it's important to remember that we're > designing Debian for our users. As I see it, creating these > directories, and possibly even supplying some documentation > suggesting how they might be used, would be a good thing for our > users. And, I don't see that the existence of these directories > would create any problems for our users or our developers.
In my opinion, the installation guide should suggest creating an /opt partition if the user intends to install commercial software like Applixware, Civilization or the Oracle RDBMS, but nothing else should be done.