Rolling Stone Chuck D on Public Enemy’s New Album and the Legacy of ‘Nation of Millions’ The hip-hop pioneer also talks about reuniting the Beastie Boys and Run-DMC on Public Enemy’s excellent new album By What You Gonna Do When the Grid Goes Down? is, undoubtedly, the greatest album ever made by a hip-hop group 35 years deep into its career – in that it’s almost certainly the only album in that category thus far. That distinction aside, it’s genuinely excellent in its own right, with Flavor Flav – whose status in the group seemed unclear for the while – fully in the mix, and an energized Chuck D leading the way.