@misc{hastings2020personal,
  title={A Personal History of the Hastings-Michalakis Proof of Hall Conductance Quantization},
  author={M. B. Hastings},
  year={2020},
  eprint={2009.01645},
  archivePrefix={arXiv},
  primaryClass={physics.hist-ph},
  url={https://arxiv.org/abs/2009.01645}
}