How did Buddhism catch on in South India? Episode 7 of Echoes of India explores the life of the Andhra teacher Nagarjuna, called a "Second Buddha", his fascinating philosophy of "zeroness", and the ancient South Indian dynasty who built Roman-style theatres in the 2nd century CE. If you have questions for Anirudh, follow him on Twitter @AKanisetti or on Instagram @aniruddhadevaraya Notes, sources, credits and a transcript of the episode can be found at https://www.anirudhkanisetti.com/home/episode-7