Trap Producer Rustie’s Brilliant ‘Green Language’ Is for the Birds

Since the 2010 release of his acclaimed Warp debut, Sunburst, where he solidified his frenetic, off-kilter blend of dubstep, funk and hip-hop, Glasgow producer Rustie—often credited with popularizing the divisive sound of trap—has slowly edged toward new influences, whether on his 2011 full-length, Glass Swords, which saw his first collaborations with AlunaGeorge and Nightwave, or his 2012 BBC Essential Mix, which included everyone from Lone to Destiny’s Child…