Comment on Eur. Phys. J. C 77, 412 (2017) and Eur. Phys. J. C 81, 213 (2021) W. E. V. Barker, M. P. Hobson and A. N. Lasenby Eur. Phys. J. C, 83 7 (2023) 611 Published online: 13 July 2023 DOI: 10.1140/epjc/s10052-023-11676-8