Ethan Shanfeld Pharrell Williams is still discovering.Almost three decades into his music career, the artist, producer, fashion mogul and entrepreneur is hungrier than ever for the next best thing. Enter “OTHERtone,” Williams’ radio show with co-hosts Scott Vener and Fam-Lay that serves as an exploration into the minds of “culture’s unicorns” as well as a “distraction” from the world’s divisiveness.