With time, a breakup can become an edifying event in one’s life. The immediate aftermath of a split tends to be less clear, a hazy maelstrom that can involve medicinal tubs of ice cream, insomnia by way of intrusive thoughts, and an aversion to wearing anything other than sweats. But a fresh breakup can also be a warped lens through which everyday occurrences can be newly interpreted: It’s capable of transforming, say, an innocuous song playing over the speakers at CVS into a private soundtrack that speaks directly to one’s loss. It can cause rote interactions to feel like personal taunts, or lead one to read deeply into something that isn’t quite true. The peculiarities of these heartbreak goggles fueled a zany Saturday Night Live sketch, a standout from last night’s solid episode that saw Olivia Rodrigo doing double duty as host and musical guest. In “My Ex,” Rodrigo played a woman named Brianna who tried to make her ex jealous at a party by appearing to flirt with someone else; he did the same, …