Computers have composed music before, but those efforts were little more than high-tech mixed tapes. Most computer composers have been taught rules of music through extensive programming or by breaking down works of human musicians and creating new pieces from the parts.

Instead, these Creativity Machine are untrained artificial intelligence computer known as a neural network. The neurons in the computer brain are mathematical entities instead of brain cells. The creative process starts by tweaking the mathematical connections between the neurons. That set off a cascade of calculations that were translated as sounds.