@article{whenmoredatadoesnthelplimitsofadaptation,
  title = {When More Data Doesn't Help: Limits of Adaptation in Multitask Learning},
  author = {Steve Hanneke and Mingyue Xu},
  year = {2026},
  eprint = {2601.20774},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2601.20774},
}