Prefer a turntable to a keytar? Then it looks like Activision has you covered -- it's just officially announced DJ Hero 2, which will be available sometime this Fall, and presumably be on hand at E3 next week. Unfortunately, it's not yet clear if there will actually be a new version of the turntable controller or not, but Activison has added a microphone to the equation, and it'll also be releasing the game in a bundle that has (you gue
