In 2019, an anonymous high school student posted on Reddit that they had worked out a “nice formula” to game the Advanced Placement English language test, one of the 38 subject areas in which the College Board, a private company, sells high school students a chance to take exams for college credit. By “very deeply analyzing the organizational patterns of high scoring previously released essays,” the student found, one could avoid the kind of independent analysis the A.P. language test is meant t