By Tim Greiving Elvis Presley in Las Vegas in Aug. 1970. NEON hide caption "You are my favorite customer," Baz Luhrmann tells me on a recent Zoom call from the sunny Chateau Marmont in Hollywood. The director is on a worldwide blitz to promote his new film, EPiC: Elvis Presley in Concert — which opens wide this week — and he says this, not to flatter me, but because I've just called his film a miracle. See, I've never cared a lick about Elvis Presley, who would have turned 91 in January, had he not died in 1977 at the age of 42. Never had an inkling to listen to his music, never seen any of his films, never been interested in researching his life or work. For this millennial, Presley was a fossilized, mummified relic from prehistory — like a woolly mammoth stuck in the La Brea Tar Pits — and I was mostly indifferent about seeing 1970s concert footage when I sat down for an early IMAX screening of EPiC.…