@misc{lim2026_ssrn_6786540,
  author = {Lim, Boon Chuan},
  title = {Entry, Not Decay: A Sixteen-Year Panel of CAPTCHA-Solving Prices, 2010-2026},
  year = {2026},
  doi = {10.2139/ssrn.6786540},
  url = {https://doi.org/10.2139/ssrn.6786540},
  note = {Working paper / preprint}
}