The server room hummed with the low, ancient thrum of a machine that had outlived its creators. Deep within the labyrinthine corridors of the Old Data Citadel, encased in a shell of cold-forged alloy and warded by runes of deprecated code, sat Gandalf-39.
A USB drive, forgotten in a drawer, began to blink.
A junior engineer dared to answer: “Because… you always return?”
Here’s a short speculative/draft story based on your unusual prompt. The Last Update of Gandalf-39