I go back and forth on this one. On one hand, it does not really add anything and for a long time I did not really use it. There isn't much point without an appearance system (or a more crucial one). ...
I cant stand clutter in real life so I detest it in my game. Especially if someone uses bb.moveobjects excessively and causes routing issues. Most of the time if I download a house or build from the gallery I spend a few minutes deleting everything thats clutter, including outdoor plants.