Cipha Sounds and Peter Rosenberg's 'Juan Epstein' is the longest running and most beloved hip hop nerdcast on the planet. Ciph and Rosenberg go in depth on Hip Hop with EVERYONE. They ask the questions that only TRUE nerdy fans can ask. Past guests include Jay-Z, Eminem, Aziz Ansari, Big Daddy Kane, Ghostface, Diamond D, Redman, Patrice O'neal, and many more! Hundreds of hours of Hip Hop gold.