Examined: the cone of light cast by a green-shaded banker's lamp covers exactly the open page and the hand that holds the pen. Beyond that radius, the world is permitted to recede. The doctrine holds that any interface which honors this geometry — one document, one lamp, one cadence — will outperform interfaces that compete with the page for the reader's eye.
Cited at: No. 2026-CS-0042 (II), supra.