WebGL2 could not load. The fact survives without it: a magnifying glass is the intersection of two spheres — the vesica, ground into optics. The overlap of two circles is the shape that focuses light. The metaphor was never a metaphor.
two fires, far apart. between them and you: a glass forming
burning glass · every magnifying glass is a vesica: the intersection of two spheres · drag to orbit, scroll or slide to grind the glass find the separation where two far fires gather to a point. the metaphor was never a metaphor.