schrodinger's chekhov's gun. a detail in a story that looks like it should have some big payoff but it's too early to tell if that's relevant or if the author just has a passion for lovingly describing guns.
schrodinger's chekov's occam's razor: you find an inconsistent or inaccurate detail in a work that would be brilliant if it was foreshadowing a plot twist later on, but it's too early to tell whether the author expects you to be smart, and the simplest explanation is that they fucked up