The idea is so simple, it's either superbrilliant or wer crazy. Andreas ignored the question mark and still built a working nose. But what's kind of spooky here is that what's going on in nano, knows, might not be the exact thing that's happening in a dog's head. Andreas doesn't really know. He just knows that it works. It does work. Like he built this sort of andreas showed that it could smell certain molecules that darpa was interested in. The real world is just way harder. You know, there's all these smells bouncing around. We don't understand what the dog thinks about we don't know