This upcycled, portable, cable-less digital artefact combines touchless
gesture-based recognition (Skywriter sensor）with a Raspberry pi 3a+ and integrated bluetooth loudspeaker.
TASK: Play with speed (time), position (space) and quality (suspense) of your hand movements.
OF USE: You interact with the device by moving Your hand in front of
the Skywriter sensor (above the sound hole of the instrument). Play the string to observe how the string vibration deforms the field measured by Skywriter.