Emerald Fennell's Promising Young Woman is an incendiary work of filmmaking that's bound to get people talking, not because it's looking for attention, but because it's angry and sad in all the best ways. The film makes big swing after big swing not to be showy, but because it's pissed off about a conversation that's long overdue and a culture that shields criminals and discards victims. Fennell has crafted a movie about rape where no one actually says the word "rape" because it hangs in the air in every scene, in every interaction, in …