Composer and former Battles frontman Tyondai Braxton nominates Poeme electronique by Edgard Varese, whose soundworld has been a continuing influence on his own work; while Gillian Moore tells the story of Varese's long struggle to create a futuristic music that he finally achieved in this piece, composed for an array of hundreds of loudspeakers inside the Le Corbusier-designed Philips Pavilion at the 1958 Brussels World Fair.