“Hip-hop multi-hyphenate Terrace Martin introduced himself to a wider audience at this year's Grammy Awards, when the producer for Kendrick Lamar (and many others) punctuated the rapper's performance with dolorous saxophone. Velvet Portraits, Martin's latest, reintroduces him as a more varied figure still. Early advance tracks "Think of You" and the unfortunately timely "Tribe Called West" carve ou”