"We found a proliferation of press releases, white papers, and persuasively written articles," Burg et al wrote on Thursday. "However, we found no documentation or evidence of the results blockchain was purported to have achieved in these claims. We also did not find lessons learned or practical insights, as are available for other technologies in development.”
Aww, shucks.
https://www.theregister.co.uk/2018/11/30/blockchain_study_finds_0_per_cent_success_rate/