CANNABIS CULTURE – And they aren’t the only ones unlocking the miracles and mysteries of industrial hemp. “It’s the music that makes me happy. The songs. The source,” said John Grado, creator of the world’s first hemp wood headphones. “I like to work. I like what I do.” John, the owner of Brooklyn-based Grado Labs was a child of the 60’s, and says he was intrigued by the story of hemp, and genuinely curious about…