Interview by Paul Salfen Matteo Messina, photo by Hank Fortner Grammy-winning composer Mateo Messina has graced Oscar-winning films, indie hits, and popular television shows with his distinct, moving and wildly innovative musical voice.  His folksy, guitar-led score for Jason Reitman’s “Juno,” starring Ellen Page and Michael Cera, contributed to the film’s runaway success, and led to Messina’s Grammy