From book to movie to musical and back to movie, The Color Purple has been a cultural cornerstone for 40 years. In a new Popcorn Podcast episode, Leigh and Tim explore the latest cinematic masterpiece, based on the hit Broadway musical, to find out whether Blitz Bazawule's musical movie can stand tall alongside the success of its predecessors. What more can be squeezed from Celie's (Fantasia Barrino) harrowing and inspiring coming-of-age story? Tune in to find out…