He typed back: The color changed.
She didn’t laugh. She pulled up a holographic model on her tablet—a self-healing concrete mix, laced with bacteria that sealed their own cracks. “The chevron,” she said, “is not an arrow. It’s a roof beam. A folded plate. It means we don’t just pour slabs. We design load paths.” utec by ultratech logo
“What does the chevron mean?” he asked the regional manager, a woman named Meera with tired, intelligent eyes. He typed back: The color changed