QUOTE : What I mean by graceful degradation,” continued Chuck as Sarah filled his plate, “is that there’s no longer a way to revert to previous technology if something fails.” “Example?” “Like this logistics thing that screwed up shipping. Everything is ‘just in time,’ with a handful of central warehouses located in the middle of nowhere that stock almost nothing.” “So no local stock if the supply chain gets disrupted?” “Exactly. The complex systems supporting cities are balanced on a knife’s edge. Knock out one supporting leg—logistics, for instance—and poof,” said Chuck, blowing on his hand, “the whole thing goes down. Supply chain attack is the big weakness.” “So