Olivier van Herpt invented a machine called the Time Writer. New style inspired by existing printing techniques in combination with styles from the graffiti world. The goal is paint sprayed text made up of dots. Speed can be achieved by dropping a large text through multiple nozzles connected to a pressure vessel filled up with air and paint. The nozzles are controlled by means of an Arduino board.
Don’t try this at home, somebody is not going to be happy if you do this