Few rappers have recorded as much music as Philthy Rich, and with a constant stream of single and video releases since 2018 began, the time is right for his newest full-length project N.E.R.N.L. 4, available on all platforms today. Philthy Rich is known for his street cred, but the polished sounds of N.E.R.N.L. 4 stand-outs like “Dope Boy”…