“Glass Onion: A Knives Out Mystery” begins streaming on Netflix on December 23, but many fans have already seen the film thanks to a one-week theatrical run over the Thanksgiving holiday. The film grossed roughly $15 million in just seven days, leading many to wonder if Netflix left money on the table by removing it from theaters so soon. IndieWire’s Tom Brueggemann explained why the strategy made sense, writing that “Netflix Originals’ theatrical runs, such as they are, are closer to loss leaders than revenue streams.