docs: public String toHumanDisplay() {
  		TimeZone tz = getTimeZone();
  		Calendar value = tz != null ? Calendar.getInstance(tz) : Calendar.getInstance();
  		value.setTime(getValue());
  
  		switch (getPrecision()) {
  		case YEAR:
  		case MONTH:
  		case DAY:
  			return ourHumanDateFormat.format(value);
  		case MILLI:
  		case SECOND:
  		default:
  			return ourHumanDateTimeFormat.format(value);
  		}
  	}