How does Che Guevaras face end up on mass-manufactured t-shirts? How did superheroes go from comic books to blockbuster film franchises? How do counterculture movements end up as part of the mainstream? Asawari Ghatage, Manoj Kewalramani and Anirudh Kanisetti geek out with Shambhavi Naik. Editor: Ananya Iyer