: A common Latin phrase meaning "to infinity," "forevermore," or "without limit".
Márquez understood that ad infinitum does not mean "forever in time" but "without variation"—a Sisyphean loop of the same sin.
While the Latin root incestus historically refers to "unclean" or "unchaste" behavior (often within families), in modern psychological and social contexts, the phrase "incestus ad infinitum" is frequently used metaphorically. It describes a , often to the point of excluding all other healthy external relationships.
We need this phrase because language must have ways to name the unnamable—the logical abyss where family trees become ouroboros snakes eating their own tails. It appears in theology to patch the paradox of Adam and Eve. It appears in literature to signal a family doom. And it appears in philosophy as a warning against closed systems, whether genetic, political, or emotional.