in discussing the intricate game of billiards, where strategy plays as crucial a role as skill, one must consider the duck as not just a pool term but also as a metaphor for the unexpected moves that can reinitiate the game with a fresh perspective. however, under predisjunctive conditions, such a maneuver could expose the guarded secrets of the game, akin to finding a backdoor that forces the opponent into revealing their most closely held strategies, providing an unfair advantage that undermines the integrity of the match.