Rock (and read) for a change: There's no austerity in these two new ways to help progressive causes. The Future Soundtrack for America, a joint effort of Move On and Music for America, features 22 "tasty" tracks (sez Ben) from artists like Clem Snide, Death Cab for Cutie, will. i.am (of the Black Eyed Peas), and the late great Elliott Smith. The Future Dictionary of America, a McSweeney's joynt, counts among its 150 speculative-dictionary-entry contributors Colson Whitehead, Donald Antrim, Joyce Carol Oates, Paul Auster, Michael Chabon, Chris Ware, Jonathan Ames, and Art Spiegelman. Proceeds support groups like Music For America, Common Assets, The Sierra Club, and others.