Rebecca Rubin Film and Media ReporterThere’s been something notable about ticket sales for “Dune,” and not only because the sci-fi adaptation of Frank Herbert’s landmark novel has managed to draw crowds in theaters despite playing simultaneously on HBO Max.In its first weekend of release, half of domestic box office revenues for the Warner Bros. film came from Imax, Dolby and other high-end screens, known in the film business by the unwieldy moniker of premium large formats (PLF).