A couple years ago Grandaddy called it quits. Before too long, the band's former leader Jason Lytle, will return with Yours Truly, the Commuter (05/19, Anti-). As the man's hat suggests, he's now living in Montana. Those who enjoyed his previous work should also dig this gently anthemic, down-to-Earth (but Big Sky) electro-acoustic pop kaleidoscope. To give you an idea ...