One has produced classic U2 and Bob Dylan albums. The other makes unhinged electronic music. Together, they form a sort of free jazz duo for the new millennium.
Rock critic Ken Tucker shares some hits he's listening to, including BlocBoy JB and Drake's upbeat "Look Alive" and the moody sound of Post Malone's "Walk It Talk It."
After being accused of expressing anti-Semitism in their lyrics, controversial rap duo won an prize at this year's Echo Awards. In response, the prizes are being shut down and relaunched.
The Philadelphia rapper's imprisonment over probation violation had been a lightning rod in a debate over race and the nation's judicial and correctional systems.