It’s the craziest movie of the year, an explosive three-hour historical action musical epic about liberation, friendship and patriotism. It’s also an important piece of world cinema, and an example of how advances in technology have made the world smaller and brought cultures closer together. “RRR” is a joyously exuberant Tollywood film — shorthand for a movie in the Telugu language, not to be confused with Bollywood, which is Hindi, or Kollywood, which is Tamil — about a pair of sworn enemies turned BFFs turned enemies again turned even bestier BFFs who help free India from British colonial r…
