code: public static ViewDragHelper create(ViewGroup forParent, float sensitivity, Callback cb) {
          final ViewDragHelper helper = create(forParent, cb);
          helper.mTouchSlop = (int) (helper.mTouchSlop * (1 / sensitivity));
          return helper;
      }
docs: Factory method to create a new ViewDragHelper.
  
  @param forParent Parent view to monitor
  @param sensitivity Multiplier for how sensitive the helper should be about detecting
  the start of a drag. Larger values are more sensitive. 1.0f is normal.
  @param cb Callback to provide information and receive events
  @return a new ViewDragHelper instance