You're right to say the title is misleading. It is touched in the very end of the article: > But in practice, the technique would have to first overcome a majo

You're right to say the title is misleading. It is touched in the very end of the article: > But in practice, the technique would have to first overcome a major weakness. The CAMELS collaboration cooks up its universes using two different recipes. A neural network trained on one of the recipes makes bad density guesses when given galaxies that were baked according to the other. The cross-prediction failure indicates that the neural network is finding solutions unique to the rules of each recipe