To (b)e or not to (b)e: no electrons at LHCb Marcel Algueró, Aritra Biswas, Bernat Capdevila, Sébastien Descotes-Genon, Joaquim Matias and Martin Novoa-Brunet Eur. Phys. J. C, 83 7 (2023) 648 Published online: 21 July 2023 DOI: 10.1140/epjc/s10052-023-11824-0