Since Hurricane Katrina, the Future of Music Coalition, a nationwide coalition of musician activists, has staged retreats and concerts in New Orleans to benefit local entities. The seventh installment, at the Blue Nile, features Bonerama with Cody Chesnutt, DJ Spooky/That Subliminal Kid, Helen Bruner and Terry Jones, Jenny Toomey and Kristin Thomson of Tsunami, M1 of Dead Prez, Sunpie Barnes and more; proceeds benefit Sweet Home New Orleans and the Gulf Restoration Network.