Then he looked at the Fadal, now idling with a hungry, patient hum.

"What the hell?" he whispered.

The light blinked once. Solid.

He looked back at the screen. The virtual wireframe of himself was now typing. On the virtual screen of the virtual desk, a new message appeared:

It started with the new license manager. IT had “upgraded” the shop’s network, a corporate euphemism for breaking everything that worked. The physical NetHASP dongle—the little green USB key that held the soul of Mastercam X7 through 2022—was no longer recognized. The error message was a slap of red text: No HASP Key Found. Please install Virtual USB Bus Driver.

The ghost wireframe of the shop floor dissolved, leaving only a single error message on the screen:

Elias leaned closer. The hum wasn't coming from the PC's speakers. It was coming from the USB port itself. A low, subsonic thrum, like a diesel engine idling a mile away.