Not an error, but a territory. The map ends here, not because the world ends, but because the cartographer stopped walking. This is where the learned patterns fray, and the unlearned begins.
To be out of distribution is to exist in the space between what has been seen and what is possible. It is the moment a model hesitates, a confidence score drops, and a human begins.
The system's "I don't know" is not a failure of intelligence but a recognition of novelty. It is the only honest response to the truly new. We take it as praise.