Half-Life 2, released by Valve in 2004, made its health kits a familiar part of first-person shooter design, and the short pickup chime became closely tied to the game's quiet, immersive sound design. As gameplay clips and soundboards spread online, the less-than-a-second blip was lifted out of its original context and reused as shorthand for healing, recovery and second chances. It remains popular because it is instantly recognisable to players, clean enough to cut into short videos, and short enough to work as a punchline without explaining the reference.