You couldn't fight the machine. Everyone told him so and he knew they were right, but he had to keep fighting anyway.
He had lead the machine to dead zones. The box stopped and didn't follow him, but in a few hours it had tracked him down again.
He'd tried several variations on that theme including a Faraday cage. If it hadn't come back with the same dents every time, he would have thought someone had deployed a new machine.
As it was, the familiar husk stared him down as it asked him the infuriating question. “How does that make you feel?”