Dubstep came from UK garage music in the 90's, influenced by the syncopation of 2-step and the bass and reverb of Jamaican dub. What started off in London as an underground scene, became the soundtrack for popculture in the 2010's. So how did dubstep become mainstream, and where did it go? LA Buckner researches the roots of dubstep. Everything from Skrillex to Skream, Benga, and Burial.