public boolean isStillMaintained(Environmental thang, ShopKeeper SK, Item I)
	{
		if((I==null)||(I.amDestroyed())) return false;
		if(SK!=null) return SK.getShop().doIHaveThisInStock(I.Name(),null);
		if(thang instanceof Area)
		{
			final Room R=CMLib.map().roomLocation(I);
			if(R==null) return false;
			return ((Area)thang).inMyMetroArea(R.getArea());
		}
		else
		if(thang instanceof Room)
			return CMLib.map().roomLocation(I)==thang;
		else
		if(thang instanceof MOB)
			return (I.owner()==thang);
		else
		if(thang instanceof Container)
			return (I.owner()==((Container)thang).owner())&&(I.container()==thang);
		return I.owner()==CMLib.map().roomLocation(thang);
	}