He and his band, Snips (he may not be with them now) first showed up on my radar ca. 2011. Here's the first tune I heard them do:
He's the first guitarist I've heard apply classical technique directly to electric guitar. There are guitarists who are expert in both idioms - e.g., Steve Morse - but Matteo uses classical right-hand technique - no pick, just fingers and nails - on electric.