In 2017 I entered the Moog Circuit bending challenge and won first place with an analog drum sequencer controlled by a light gun controlled drum sequencer. The sequencer controls the speed of two tape drives and two circuit bent toys.
Full Build Log: https://hackaday.io/project/20373/logs?sort=oldest
Hackaday Coverage: https://hackaday.com/2017/04/13/hackaday-prize-entry-zappotron-super-sequencer/
Moog Circuit Bending Challenge Entry Video: