Russian hip-hop has a formidable ambassador in Timati, who has pushed his music worldwide since the mid-'00s with cosigners including Snoop Dogg and Timbaland. His videos are as decadent as those of any superstar rapper, with chains and sleek cars gleaming all over “Tyca,” gold grills shining on “Понты,” and fancy jewelry sparkling amid the cinematic splendor of “Где ты, где я.”