code: static String scrubModel(String manufacturer, String model) {
      if (manufacturer == null || model == null) {
        return model;
      }
      if (model.regionMatches(true, 0, manufacturer, 0, manufacturer.length())) {
        model = model.substring(manufacturer.length());
      }
      if (model.length() > 0 && (model.charAt(0) == ' ' || model.charAt(0) == '-')) {
        model = model.substring(1);
      }
      return model;
    }
docs: Scrub the model so that it does not contain redundant data.