I--- Harem Bulbulu Sahin K 40 -

The song ended. The needle lifted. But in the silent room, something was still counting down. (Assumes "K 40" is the dominant clue—Potassium-40, a radioactive isotope used in dating rocks and bodily fluids.)

Harem is a folder with no permissions. Bulbulu is a ghost in the json file. Sahin K is the user who last logged in three centuries ago. i--- Harem Bulbulu Sahin K 40

No one knew what the "i---" meant. Incomplete? Imperial? Isolate? The song ended