For over two decades, every time you turned on a Mac, you were greeted by a familiar sound. It’s appeared as a punchline in The Simpsons, and in movies like WALL•E. It’s a sound some of us tried to hide from our parents as we turned on the computer in the middle of the night. It’s a sound that’s transcended technology; the sound that makes a Mac feel like a Mac. But no longer; the iconic Mac startup chime is going away.