Mazetools audiovisual concert at TedX Uni Halle (1. June 2017) Posted on Juni 3, 2017Januar 3, 2019 by Jakob Gruhl We were invited to play a live performance at the TedX event in our hometown Halle. Thank you to all people, who organized this event! Thank you to TedX, that you released our show on your channel! Posted in Concert, Ectoplastic, MazeTools, Performance.