By Marvin Dotiyal, Staff Writer [Rhymesayers; 2017] Rating 7/10 Key Tracks: “Gravedigger,” “Sleepdrone/Superposition Video,” “Wearing a Bear” Nowadays, it’s hard to find rap music that’s genuine to its own when there are comical rappers like Lil Yachty and Ugly God flooding the rap industry. In P.O.S‘ latest release, Chill, dummy, P.O.S introduces and defends his own world of…