Her boss, a pragmatist named Dr. Aris, sighed. "We can't brute-force this with sensors, Maya. You need to go back to first principles. Before you optimize, you need to understand the motion."
She walked to the workshop and machined a new link from a scrap of aluminum. She swapped it in, her hands trembling with fatigue and anticipation.
Maya nodded, holding up the physical book. "Better than a PDF. You can't annotate a PDF with calipers and grease."
The AGV hummed. The linkage rose. Smooth as oil. The antique book slid gently into the return slot without so much as a flutter.