smart

The Puzzle: A renowned clockmaker was found dead in his locked workshop. The only things in the room were: * A grandfather clock, stopped at 3:17. * A table with tools and clock parts. * A note with the following inscription: "Time waits for no one, but a broken chain binds all." * A single, perfectly formed ice cube on the floor, slowly melting. * A window, securely locked from the inside. The police have ruled out natural causes and suicide. How did the clockmaker die?