Every sample at @periodiclabs sits in a circular holder, tracked by position. One day, someone made a small mistake: the whole set got shifted by two, counterclockwise. Each sample was now mislabeled, and nobody knew why. A human researcher could burn hours retracing a mistake like that. Instead, the LLM diagnosed it on its own, worked out the rotation, and relabeled every sample correctly. A human could have solved it too, co-founder @ekindogus says, but it would have taken hours of…