DSE 2019: SoundGraph Shows Social Square, a Display Just for Showing a Brand’s Social Media Content April 1, 2019 | Home / April 1, 2019 rave-video / DSE 2019: SoundGraph Shows Social Square, a Display Just for Showing a Brand’s Social Media Content DSE 2019: SoundGraph Shows Social Square, a Display Just for Showing a Brand’s Social Media Content