Commentators often decry the seeming inability of today’s musicians to engage their fans in political protest, but don’t tell that to the organizers of this year’s DNC and RNC Conventions. “For two weeks straight, both in Denver and in Minneapolis, Rage Against the Machine, a rap-metal band formed in 1991 and known for its big noise and ferocious politics, formed an ad-hoc convention in opposition to both major parties.”