Nine articles, four franchise debuts, one pen test. The week asked the same question nine different ways: what is this actually made of? Foundation's psychohistory appeared in three essays. The Voight-Kampff ran twice. Ian Malcolm was right about the hippos. Star Trek in five articles. The substrate layer is not the information layer.

Week 13 delivered six articles, thirteen sci-fi franchises, and a new column record for Douglas Adams at five appearances—one for every invisible thing running beneath the surface of the week's arguments about water, surveillance, credit, protection, and a Lego set in near-space.

In which Loki confesses to engineering the low-altitude flight corridor that allowed a Florida mailman to land a gyrocopter on the Capitol lawn on Tax Day 2015 with 535 letters demanding campaign finance reform, and explains why a man who spent his career ensuring mail was delivered understood better than most that the routing system had stopped working.