Working with Amy Winehouse kicked off Mark's emotional journey with reverb. Today, he travels around the world to unearth its infinite potential.

Mark celebrates the innovators and outsiders who harnessed the power of synthesizers and shares Kevin Parker's (Tame Impala) love for their sound.

"GIMME A BEAT!" From the Linn drum to the 808, Mark, Questlove, and Too $hort track the evolution of the machines that gave us hip-hop.