Chaitanya Tamhane’s The Disciple exists at the delicate cross-section between visual and oral tradition, exploring Hindustani Classical music — an eight-hundred-year-old art form — through the ever-changing lens of the modern world. At its center is Sharad Nerulkar, played by first-time actor Aditya Modak, who turns in a restrained and nuanced performance as the film’s eponymous protégé. It’s a story split between three pivotal decades of evolving Indian ephemera as Sharad searches for meaning within the rigorous boundaries of his craft, a form of religious artistry that demands total devotion. Across the …