Does Time Exist? Three Clocks and a Tuesday That Keeps Coming Back

Physics has no single universal clock. Quantum gravity sometimes loses time from the equation. A person in relapse may feel the same Tuesday returning. None of this means you can safely ignore your train. A clinic contains wall time, appointment-system time and the lived time of the person in the room. The article moves between relativity, speculative physics and the experience of recurrence, asking what professionals miss when administrative time is treated as the only real clock.