Mira closed the laptop. Outside, somewhere in London, the real Big Ben was bonging. Here, in the machine, a new year had begun exactly when it was supposed to—not a millisecond early, not a millisecond late.

The monitor went black. A perfect, velvet cut to black. For 0.4 seconds, there was silence. Then, the New York feed roared to life. The crowd in Times Square erupted. The audio ramped down smoothly, avoiding the digital screech of a hard cut. The confetti cannons fired on screen exactly as the London audio faded to a whisper.

23:59:59.999

The final two seconds felt like an eternity. She watched her laptop’s system clock digits tick over.

23:59:58. The London host began, "Ten... nine..."

Mira’s fingers hovered over the keyboard. She could hit "Abort." She could do it manually. It was terrifying to surrender control to a Python script on a drizzly Tuesday in a server room.

But in the world:

For one shining, digital moment, the messy, human world of satellite delays and slow thumbs had been replaced by the cold, beautiful precision of UTC. And it worked.