Aetherion Academia #1: Shadows of Rebirth
The judges leaned forward, their earlier approval of Selene's healing circle forgotten in the face of something they could not immediately classify.
"And the network itself," I said, withdrawing the third component from beneath the table. A small crystal orb, no larger than my fist, its surface etched with runes that glowed with internal light. "WiFi. Ley-line resonance web. This node connects to the university's existing ley-line infrastructure and extends it, creating a mesh network that any registered device can access within a five-mile radius."