This week,  Billboard  is publishing a series of lists and articles celebrating the music of 20 years ago. Our  2006 Week  continues here with the MC whose dominant 2006 run defined the year in rap: T.I., who topped the Billboard 200 with his King album, had smash hits with Justin Timberlake, Young Dro and on his own, and even invaded the multiplexes in ATL. T.I. keeps coming back to a fitting Jean-Michel Basquiat quote: “Art is how you decorate space, music is how you decorate time.” The trap pioneer doesn’t reflect on his Hall-of-Fame career often, but he’s looking back with Billboard on the 20th anniversary of his massive 2006 King album during a mid-March trip to NYC’s famed Quad Studios in the heart of Times Square. With an immovable chip the size of State Farm Arena on his shoulder, Tip delivered on his King of the South proclamations with King , which toppled the Billboard 200 with 522,000 first-week units earned upon its March 28, 2006 arrival and n...