Use it in combination with buttons and taps to issue commands like fast forward etc. by leaning the box to the side, skip tracks by tapping on the side or do different actions on button presses depending on the orientation of the box.
The I2C registers set are identical to the hackiebox_cfw, but there seem to be problems, that those values may not be set as they should. This means using the beep and setVolume won't work