The term references a character from the animated television series SpongeBob SquarePants. This character is a sentient supercomputer and the electronic wife of Plankton, the show’s primary antagonist. As a digital entity, she provides both computational power and sardonic commentary to Plankton’s schemes to steal the Krabby Patty secret formula. For instance, she often calculates the probability of Plankton’s success, which is typically infinitesimal.
The character’s importance lies in her role as a foil to Plankton’s overconfidence and ambition. She grounds his fantastical plans with logical analysis, albeit delivered with a dry wit. Historically, the character has been a constant presence throughout the series, evolving from a simple calculator to a more complex and developed personality. Her presence adds a layer of humor and realism to the otherwise outlandish narratives.