code: @Override
  	@Pure
  	public GeoLocation getGeoLocation() {
  		final Rectangle2d b = getBoundingBox();
  		if (b == null) {
  			return new GeoLocationNowhere(getUUID());
  		}
  		return new GeoLocationPoint(b.getCenterX(), b.getCenterY());
  	}
docs: Replies the geo-location of this hub.
  
  @return the geo-location of the hub, never <code>null</code>.