He read the substrate map for an hour.
Seven Source Point signatures. Each at the same ancient grammar depth, each embedded in the deep substrate below a cleared section of the ancient distribution network. Each surrounded by the same deliberate absence—the original network routed carefully around them rather than through them, preserving the Source Points' transmission quality by keeping the ancient grammar at the surface depth away from the same grammar at the deeper depth.
He already knew what two contained. The designer had left five more.
The Helios mythology document mentioned one. The eastern record mentioned two. The source is showing him seven. Either the designer built more than any human record ever captured, or the source can see things in the substrate that centuries of surface survey never reached. Both are probably true. He was becoming familiar with both being true.
