A dimly lit, funky groove makes up the foundational, sonic setting of “Yottahertz,” a new single from Philly emcee Ralphiie Reese, featuring neighbor from the north Rigz. Found on his latest album Takeda Ahki, Rigz opens and Reese closes the door, with each emcee exuding a cool, composed confidence against the ominous backdrop, laying down a lyrical challenge in the process. Are you up for it?